IP Library Granted Patent US 1,114,646
Granted Patent S1
US 1,114,646 · App. 29/863,581 · Granted Feb 24, 2026

Rafter square

Inventor: Eugene Vitvitskiy (Waukesha, WI)
Assignee: Milwaukee Electric Tool Corporation
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 1,114,646
App. No.
29/863,581
Granted
Feb 24, 2026
Kind
S1
Claims (1)

The ornamental design for a rafter square as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 4, 2024
From: VITVITSKIY, EUGENE
To: MILWAUKEE ELECTRIC TOOL CORPORATION
Reel/Frame 067008/0513 →
References Cited (55)
US 3488868A · Gutowski et al. · 1970 [cited by applicant]
US 6230416B1 · Trigilio · 2001 [cited by applicant]
US 6839974B1 · Hitchcock · 2005 [cited by applicant]
US D511698S · Allemand · 2005 [cited by examiner]
US 7398601B2 · Morrell · 2008 [cited by applicant]
US 7628215B2 · Nickle · 2009 [cited by applicant]
US 7882643B1 · Portinen · 2011 [cited by applicant]
US D657701S · Martinez · 2012 [cited by examiner]
US 8256125B2 · Jarzynka, Jr. · 2012 [cited by applicant]
US 8307564B1 · Heaton · 2012 [cited by applicant]
US D730760S · Weaver · 2015 [cited by examiner]
US 9429424B2 · Butler · 2016 [cited by applicant]
US 10001370B2 · Foster · 2018 [cited by applicant]
US 10234257B2 · Babich · 2019 [cited by applicant]
US D866360S · Mackey · 2019 [cited by examiner]
US D866361S · Draeger · 2019 [cited by examiner]
US 10539405B2 · Fuda · 2020 [cited by applicant]
US D887872S · Mackey · 2020 [cited by examiner]
US D887873S · Draeger · 2020 [cited by examiner]
US D928636S · Wojciechowski · 2021 [cited by examiner]
US 11230138B2 · Meahl · 2022 [cited by applicant]
US D945287S · Xia · 2022 [cited by examiner]
US D954570S · Turley · 2022 [cited by examiner]
US D976718S · Xia · 2023 [cited by examiner]
US D982463S · Wojciechowski · 2023 [cited by examiner]
US D1001660S · Skillicorn · 2023 [cited by examiner]
US D1002402S · Cooper · 2023 [cited by examiner]
US 11780260B1 · McGee · 2023 [cited by examiner]
US 11858291B2 · Skillicorn · 2024 [cited by examiner]
US 11951645B2 · Schaller · 2024 [cited by examiner]
US D1039994S · Zhou · 2024 [cited by examiner]
US 20040143982A1 · Braun, Jr. · 2004 [cited by applicant]
US 20070277387A1 · Morrell · 2007 [cited by examiner]
US 20110108428A1 · Christianson et al. · 2011 [cited by applicant]
US 20130227846A1 · Buzzell · 2013 [cited by examiner]
US 20200333124A1 · Fuda · 2020 [cited by applicant]
US 20210389109A1 · Johnson · 2021 [cited by applicant]
US 20220026190A1 · Jones · 2022 [cited by applicant]
US 20230322012A1 · McGee · 2023 [cited by examiner]
US 20240191522A1 · Thoni · 2024 [cited by examiner]
CN 202507793 · 2012 [cited by applicant]
CN 204263796 · 2015 [cited by applicant]
CN 206038000 · 2017 [cited by applicant]
CN 106595413 · 2017 [cited by applicant]
CN 107289907 · 2017 [cited by applicant]
CN 110205129 · 2019 [cited by applicant]
CN 110641209 · 2020 [cited by applicant]
CN 211764528 · 2020 [cited by applicant]
CN 212274775 · 2021 [cited by applicant]
DE 8104803 · 1981 [cited by applicant]
WO WO20192025 · 2020 [cited by applicant]
US 3,436,834 A, 04/1969, Works (withdrawn) [cited by applicant]
Stiletto STSQ7 7 inch Carpenter Square, Amazon, date first available Dec. 20, 2023, (online) URL: https://www.amazon.com/Stiletto-STSQ7-inch-Carpenter-Square/dp/B0CQPRWL2D (Year: 2023). [cited by examiner]
Johnson Level & Tool 1904-0700V 7¼″ Johnny Square Mach-1 Smart Mark Rafter Square with Level Vial, Black, <https://www.amazon.com/Johnson-1904-0700V-Johnny-Square-MACH-1/dp/B0F9JT2BN7?ref_=ast_sto_dp&th=1>, believed to … [cited by applicant]
Limited Edition 7.5inch Fusion Pro—Red Line, <https://squijig.com/collections/rafter-squares/products/limited-edition-red-fusion-pro>, believed to be commercially available prior to Dec. 20, 2022, Retrieved on Jul. 7, 2… [cited by applicant]