IP Library Granted Patent US 12,685,914
Granted Patent B2
US 12,685,914 · App. 19/348,894 · Granted Jul 21, 2026

Aiming key, putter and method for enhancing the accuracy of aiming

Inventors: Lawrence Alioto (Corte Madera, CA); David Englefield (Cranleigh, GB)
Assignee: Putter Key, LLC
A63B69/3685
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Quick Facts
Patent No.
US 12,685,914
App. No.
19/348,894
Filed
Oct 3, 2025
Granted
Jul 21, 2026
Kind
B2
Art Unit
3711
USPC
473/251
Abstract

An aiming key for enhancing the accuracy of aiming while putting a golf ball is provided that includes a body having a pair of parallel sides. Each side has a first terminus and a second terminus and a first end extends between the first terminus of each side. Moreover, the body includes an arcuate second end extending between the second terminus of each side, a circular target proximate the second arcuate end, an interior opening including a first interior end and a second interior end. Furthermore, the body includes an aiming member aimed at a center of the target. The aiming member includes a first aiming member side, a second aiming member side, an aiming member end and an elongated cut-out intermediate the first and second aiming member sides. The cut-out and the aiming member sides are parallel to the parallel sides and the cut-out extends through the body.

Claims (34)

1 . An aiming key for enhancing the accuracy of aiming while putting a golf ball comprising a body, the body comprising:

a pair of parallel sides, each side having a first terminus and a second terminus;

a first end extending between the first terminus of each side, the first end being removably attachable to a putter;

an arcuate second end extending between the second terminus of each side;

a circular target proximate the second arcuate end;

an interior opening including a first interior end and a second interior end, the interior opening extending through the body and being between the parallel sides; and

an aiming member aimed at a center of the target, the aiming member including a first aiming member side, a second aiming member side, an aiming member end and an elongated cut-out intermediate the first and second aiming member sides, wherein the cut-out and the aiming member sides are parallel to the parallel sides and the cut-out extends through the body from between the first end and the first interior end and beyond the first interior end into the interior opening.

2 . The aiming key according to claim 1 , wherein:

the aiming member extends a first length from the first end to the first interior end and a second length from the first interior end to the aiming member end; and

the second length is within the interior opening.

3 . The aiming key according to claim 1 , wherein the aiming member end is separated from the target by a distance.

4 . The aiming key according to claim 1 , wherein:

the aiming member comprises a triangular portion that tapers from the first interior end to the aiming member end; and

the aiming member end is within the interior opening and is separated from the target by a distance.

5 . The aiming key according to claim 1 , wherein the target protrudes into the interior opening.

6 . The aiming key according to claim 1 , wherein the target includes a clockface that includes numerals and all of the numerals are visible.

7 . The aiming key according to claim 1 , wherein a centerline of the aiming member extends intermediate the first and second aiming member sides, intermediate the first and second sides, and through a center of the target.

8 . An aiming key for enhancing the accuracy of aiming while putting a golf ball comprising a body, the body comprising:

a first end and an arcuate second end, the first end being removably attachable to a putter;

a circular target proximate the arcuate second end;

a first side and a second side, the first and second sides being parallel, the first side having a first side end and a second side end, the second side having a first side end and a second side end, wherein the first end extends from the first side first end to the second side first end and the arcuate second end extends from the first side second end to the second side second end;

an interior opening including a first interior end and a second interior end, the interior opening extending through the body and being between the first and second sides; and

an aiming member aimed at a center of the target, the aiming member including a first aiming member side, a second aiming member side, an aiming member end and an elongated cut-out intermediate the first and second aiming member sides, the aiming member end is separated from the target by a distance, wherein the cut-out and the aiming member sides are parallel to the first and second sides, the cut-out extends through the body from between the first end and the first interior end and beyond the first interior end into the interior opening.

9 . The aiming key according to claim 8 , wherein the target is a clockface having numerals and all the numerals are visible.

10 . The aiming key according to claim 8 , wherein:

the aiming member extends a first length from the first end to the first interior end and a second length from the first interior end to the aiming member end; and

the second length is within the interior opening.

11 . The aiming key according to claim 8 , wherein a centerline of the aiming member extends intermediate the first and second aiming member sides, intermediate the first and second sides, and through a center of the target.

12 . The aiming key according to claim 8 , wherein:

the aiming member comprises a triangular part that tapers from the first interior end to the aiming member end; and

the aiming member end is within the interior opening.

13 . The aiming key according to claim 8 , wherein the target protrudes into the interior opening.

14 . The aiming key according to claim 8 , wherein the target and the arcuate second end are eccentric.

15 . The aiming key according to claim 8 , wherein the distance is between the aiming key end and the perimeter of the target.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 14, 2025
From: ALIOTO, LAWRENCE, MR.; ENGLEFIELD, DAVID, MR.
To: PUTTER KEY, LLC
Reel/Frame 072572/0256 →
Continuity (3)
Continuation In Part 18418266 · Jan 20, 2024
Continuation In Part 18516791 · Nov 21, 2023
Related Publication 20260027440A1 · Jan 29, 2026
References Cited (120)
US 3698093A · Marshall · 1972 [cited by applicant]
US 4002343A · Eckert · 1977 [cited by applicant]
US 4025078A · Pelz · 1977 [cited by applicant]
US D248050S · Mueh · 1978 [cited by applicant]
US 4601472A · O'Flanagan · 1986 [cited by applicant]
US D308238S · Francu · 1990 [cited by applicant]
US D316129S · Bryson · 1991 [cited by applicant]
US 5350177A · Furbush, Jr. · 1994 [cited by applicant]
US D353178S · Koleoglou · 1994 [cited by applicant]
US 5409228A · Botsch · 1995 [cited by applicant]
US D360446S · Juliano · 1995 [cited by applicant]
US 5478078A · Lee · 1995 [cited by applicant]
US D380801S · Steele · 1997 [cited by applicant]
US 5830078A · McMahan · 1998 [cited by applicant]
US 5921868A · DiMartino · 1999 [cited by examiner]
US 5924935A · Prewitt · 1999 [cited by applicant]
US 6159108A · de la Pena · 2000 [cited by applicant]
US 6176792B1 · Tate · 2001 [cited by applicant]
US 6464596B1 · Belding · 2002 [cited by applicant]
US 6702688B2 · Hale · 2004 [cited by applicant]
US 6821212B2 · Fowler et al. · 2004 [cited by applicant]
US D502519S · Kang · 2005 [cited by applicant]
US D506796S · Li · 2005 [cited by applicant]
US D507316S · Li · 2005 [cited by applicant]
US 6988955B2 · Stoakes · 2006 [cited by applicant]
US 7001284B2 · Edel · 2006 [cited by applicant]
US D518127S · Tang et al. · 2006 [cited by applicant]
US D520583S · Rollinson et al. · 2006 [cited by applicant]
US D523102S · Stites et al. · 2006 [cited by applicant]
US D523915S · Bergstrom · 2006 [cited by applicant]
US D529108S · Stites et al. · 2006 [cited by applicant]
US D531242S · Adams · 2006 [cited by applicant]
US D532067S · Soracco et al. · 2006 [cited by applicant]
US D533609S · Moore et al. · 2006 [cited by applicant]
US D539860S · Fussell · 2007 [cited by applicant]
US D542869S · Adams · 2007 [cited by applicant]
US D550795S · Tateno · 2007 [cited by applicant]
US D559930S · Cameron · 2008 [cited by applicant]
US 7341526B2 · McCarthy · 2008 [cited by applicant]
US D569461S · Morris · 2008 [cited by applicant]
US 7371184B2 · Tao · 2008 [cited by applicant]
US D572780S · Rollinson · 2008 [cited by applicant]
US D575366S · Rollinson · 2008 [cited by applicant]
US D582498S · Austin · 2008 [cited by applicant]
US D603008S · Donahue · 2009 [cited by applicant]
US 7674186B2 · Bitco et al. · 2010 [cited by applicant]
US D619665S · Rollinson et al. · 2010 [cited by applicant]
US 7758439B2 · Roenick · 2010 [cited by examiner]
US 7758451B2 · Liang et al. · 2010 [cited by applicant]
US D620993S · Laub · 2010 [cited by applicant]
US D621462S · Serrano et al. · 2010 [cited by applicant]
US D629476S · Serrano et al. · 2010 [cited by applicant]
US D632748S · Serrano et al. · 2011 [cited by applicant]
US D643486S · Serrano et al. · 2011 [cited by applicant]
US 8075416B2 · Stites et al. · 2011 [cited by applicant]
US D681145S · Pfaff et al. · 2013 [cited by applicant]
US D681760S · Pfaff et al. · 2013 [cited by applicant]
US D689968S · Jones · 2013 [cited by applicant]
US 8550932B2 · Franklin et al. · 2013 [cited by applicant]
US D704287S · Tang et al. · 2014 [cited by applicant]
US D710470S · Trahan et al. · 2014 [cited by applicant]
US D713907S · Hilton · 2014 [cited by applicant]
US D713909S · Hilton · 2014 [cited by applicant]
US D741428S · Wong · 2015 [cited by applicant]
US D769993S · Abbott et al. · 2016 [cited by applicant]
US D773572S · Rollinson · 2016 [cited by applicant]
US D777269S · Becktor et al. · 2017 [cited by applicant]
US D796605S · Serrano et al. · 2017 [cited by applicant]
US D801458S · Rollinson et al. · 2017 [cited by applicant]
US D813963S · Lapuz · 2018 [cited by applicant]
US 10293237B1 · Hilton et al. · 2019 [cited by applicant]
US D852300S · Wang et al. · 2019 [cited by applicant]
US D852498S · Sassi · 2019 [cited by applicant]
US D860350S · Rollinson · 2019 [cited by applicant]
US 10994178B1 · Janus, Sr. et al. · 2021 [cited by applicant]
US D931395S · Michelini · 2021 [cited by applicant]
US D982686S · Toulon et al. · 2023 [cited by applicant]
US 11980794B1 · Englefield · 2024 [cited by examiner]
US D1040957S · Serrano · 2024 [cited by applicant]
US 12311246B1 · Arnold · 2025 [cited by applicant]
US 20020061785A1 · Elias · 2002 [cited by applicant]
US 20020103039A1 · Shmoldas et al. · 2002 [cited by applicant]
US 20020107086A1 · Cameron · 2002 [cited by applicant]
US 20040063516A1 · Cameron · 2004 [cited by applicant]
US 20050020380A1 · Yamaguchi et al. · 2005 [cited by applicant]
US 20050159241A1 · Hou · 2005 [cited by applicant]
US 20050192114A1 · Zider et al. · 2005 [cited by applicant]
US 20050202895A1 · Hueber · 2005 [cited by applicant]
US 20060030419A1 · Koster · 2006 [cited by applicant]
US 20060094521A1 · Burns · 2006 [cited by applicant]
US 20060094522A1 · Tang et al. · 2006 [cited by applicant]
US 20070021229A1 · Haack · 2007 [cited by applicant]
US 20070225085A1 · Koide et al. · 2007 [cited by applicant]
US 20070238547A1 · Jones · 2007 [cited by applicant]
US 20090082123A1 · Armstrong · 2009 [cited by applicant]
US 20090215547A1 · Hegarty · 2009 [cited by applicant]
US 20090215551A1 · Liang et al. · 2009 [cited by applicant]
US 20090286612A1 · Pouliot et al. · 2009 [cited by applicant]
US 20100083518A1 · Kramski · 2010 [cited by applicant]
US 20100323807A1 · Rha · 2010 [cited by applicant]
US 20110224014A1 · Tryner · 2011 [cited by examiner]
US 20120220386A1 · Snyder et al. · 2012 [cited by applicant]
US 20130012331A1 · Goldsmith et al. · 2013 [cited by applicant]
US 20130178300A1 · Dunn · 2013 [cited by applicant]
US 20130324277A1 · Tien · 2013 [cited by applicant]
US 20140155187A1 · Spelman et al. · 2014 [cited by applicant]
US 20150119160A1 · Franklin · 2015 [cited by applicant]
US 20220305348A1 · Steinhauser · 2022 [cited by applicant]
KR 200341646 · 2004 [cited by applicant]
KR 200432095 · 2006 [cited by applicant]
KR 200442499 · 2008 [cited by applicant]
KR 101159130 · 2012 [cited by applicant]
Konglong kanglang, Golf Putting Alignment Aiming Tool, published on Aug. 7, 2024(online). Retrieved from Internet on Sep. 13, 2024. https://www.ebay.com/itm/226281693722 (Year: 2024). [cited by applicant]
Cafret, Golf Putting Alignment Aiming Tool, published on Aug. 1, 2024(online). Retrieved from Internet on Sep. 13, 2024. https://www.ebay.com/itm/355917873487 (Year: 2024). [cited by applicant]
SobojinskiSolutions, Precision Point Ball Marker, published on Oct. 27, 2023[online]. Retrieved Sep. 13, 2024. https://www.etsy.com/listing/1534296467/precision-point-ball-marker? [cited by applicant]
Hagenes, Clock Face Clip Art No Hands, published on Jul. 29, 2023[online]. Retrieved Sep. 13, 2024. https://learningmediapulsation.z22.web.core.windows.net/clock-face-clip--art-no-hands. [cited by applicant]
PGM, Golf Standing Putter with Alignment Aid, 04/2202023, retrieved from the Internet https://www.amazon.com/PGM-Golf-Putter-Forgiveness-Alignment. [cited by applicant]
Huaen, Golf Putter with Alignment Aid, May 4, 2024 online.https://www.amazon.com/HUAEN-Golf-Putter-Alignment-Aid/dp/B0D38NR68N/. [cited by applicant]
International Search Report and Written Opinion of ISA dated Dec. 4, 2024 for International Application No. PCT/IB2024/000406, pp. 1-19. [cited by applicant]
Mygolfspy,Amazon Finds:Golf Ball Marking Level, published on Sep. 8, 2023[online].Retrieved from Internet (Date:Sep. 13, 2024),https://mygolfspy.com/we-tried-it/amazon-finds-golf-ball/. [cited by applicant]