IP Library › Granted Patent US 1,099,265
Granted Patent S1
US 1,099,265 · App. 29/945,761 · Granted Oct 21, 2025

Static balancing valve

Inventors: Sergio Fontana (Rovereto, IT); Paolo Moruzzi (Villa Lagarina, IT); Fabio Gunsch (Riva del Garda, IT); Alfredo Marco Cucciniello (Milan, IT)
Assignee: Watts Regulator Co.
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 1,099,265
App. No.
29/945,761
Granted
Oct 21, 2025
Kind
S1
Claims (1)

The ornamental design for a static balancing valve, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 18, 2025
From: FONTANA, SERGIO; MORUZZI, PAOLO; GUNSCH, FABIO; CUCCINIELLO, ALFREDO MARCO
To: WATTS INDUSTRIES ITALIA S. R. L.
Reel/Frame 072295/0844 →
Continuity (2)
Continuation 29824157 · Jan 21, 2022
Division 29682943 · Mar 8, 2019
References Cited (121)
US 213394A · Cornwal · 1879 [cited by applicant]
US 1993527A · Mears et al. · 1935 [cited by applicant]
US 2310586A · Lohman · 1943 [cited by applicant]
US 2497255A · Brown · 1950 [cited by applicant]
US 2820939A · Elwell, Jr. · 1958 [cited by applicant]
US 2827921A · Sherman et al. · 1958 [cited by applicant]
US 3173439A · Griswold et al. · 1965 [cited by applicant]
US 3189037A · Modesto · 1965 [cited by applicant]
US 3335863A · Silverwater · 1967 [cited by applicant]
US 3429291A · Hoffman · 1969 [cited by applicant]
US 3837357A · Slaughter · 1974 [cited by applicant]
US 3837358A · Zieg et al. · 1974 [cited by applicant]
US 3859619A · Ishihara et al. · 1975 [cited by applicant]
US 3896850A · Waltrip · 1975 [cited by applicant]
US 3996962A · Sutherland · 1976 [cited by applicant]
US 4014284A · Read · 1977 [cited by applicant]
US D254146S · Koenig · 1980 [cited by applicant]
US 4244392A · Griswold · 1981 [cited by applicant]
US 4416211A · Hoffman · 1983 [cited by examiner]
US D273034S · Higgins · 1984 [cited by examiner]
US 4489746A · Daghe et al. · 1984 [cited by applicant]
US 4523476A · Larner · 1985 [cited by applicant]
US 4618824A · Magee et al. · 1986 [cited by applicant]
US 4667697A · Crawford · 1987 [cited by applicant]
US 4777979A · Twerdochlib · 1988 [cited by applicant]
US 4920802A · McMullin et al. · 1990 [cited by applicant]
US 4945940A · Stevens · 1990 [cited by applicant]
US 5008841A · McElroy · 1991 [cited by applicant]
US 5024469A · Aitken et al. · 1991 [cited by applicant]
US 5125429A · Ackroyd et al. · 1992 [cited by applicant]
US 5236009A · Ackroyd · 1993 [cited by applicant]
US 5331856A · Cassidy · 1994 [cited by applicant]
US 5404905A · Lauria · 1995 [cited by applicant]
US 5425393A · Everett · 1995 [cited by applicant]
US 5520367A · Stowers · 1996 [cited by applicant]
US 5551473A · Lin et al. · 1996 [cited by applicant]
US 5566704A · Ackroyd et al. · 1996 [cited by applicant]
US 5669405A · Engelmann · 1997 [cited by applicant]
US 5713240A · Engelmann · 1998 [cited by applicant]
US 5901735A · Breda · 1999 [cited by applicant]
US 6123095A · Kersten et al. · 2000 [cited by applicant]
US 6170510B1 · King et al. · 2001 [cited by applicant]
US 6343618B1 · Britt et al. · 2002 [cited by applicant]
US 6349736B1 · Dunmire · 2002 [cited by applicant]
US 6374849B1 · Howell · 2002 [cited by applicant]
US 6471249B1 · Lewis · 2002 [cited by applicant]
US 6513543B1 · Noll et al. · 2003 [cited by applicant]
US 6581626B2 · Noll et al. · 2003 [cited by applicant]
US 6659126B2 · Dunmire et al. · 2003 [cited by applicant]
US 6675110B2 · Engelmann · 2004 [cited by applicant]
US 7506395B2 · Eldridge · 2009 [cited by applicant]
US D607087S · Bobby et al. · 2009 [cited by applicant]
US 7934515B1 · Towsley et al. · 2011 [cited by applicant]
US 8220839B2 · Hall · 2012 [cited by applicant]
US 8997772B2 · Noll et al. · 2015 [cited by applicant]
US 9091360B2 · Frahm · 2015 [cited by applicant]
US 9546475B2 · Lu · 2017 [cited by applicant]
US D811252S · Boyer · 2018 [cited by applicant]
US D811253S · Boyer · 2018 [cited by applicant]
US 9995605B2 · Konno · 2018 [cited by applicant]
US 10132425B2 · Di Monte · 2018 [cited by applicant]
US 10247590B2 · Cucciniello · 2019 [cited by applicant]
US 10561874B2 · Williams et al. · 2020 [cited by applicant]
US 10719904B2 · Yasumuro et al. · 2020 [cited by applicant]
US 10883893B2 · Shaw et al. · 2021 [cited by applicant]
US 10914412B2 · Doughty et al. · 2021 [cited by applicant]
US 10962143B2 · Cis et al. · 2021 [cited by applicant]
US D944366S · Fontana · 2022 [cited by examiner]
US D1032790S · Fontana · 2024 [cited by examiner]
US 20030000577A1 · Noll et al. · 2003 [cited by applicant]
US 20040045604A1 · Dunmire et al. · 2004 [cited by applicant]
US 20040107993A1 · Stephens · 2004 [cited by applicant]
US 20050092364A1 · Furuya et al. · 2005 [cited by applicant]
US 20050199291A1 · Price et al. · 2005 [cited by applicant]
US 20060021443A1 · Buchanan · 2006 [cited by applicant]
US 20060196542A1 · Yen · 2006 [cited by applicant]
US 20070181191A1 · Wittig et al. · 2007 [cited by applicant]
US 20070193633A1 · Howell et al. · 2007 [cited by applicant]
US 20070240765A1 · Katzman et al. · 2007 [cited by applicant]
US 20080289567A1 · Gordon · 2008 [cited by applicant]
US 20090194719A1 · Mulligan · 2009 [cited by applicant]
US 20170023141A1 · Andersson · 2017 [cited by applicant]
US 20190043157A1 · Yasumuro et al. · 2019 [cited by applicant]
US 20190162341A1 · Chiproot · 2019 [cited by applicant]
US 20190323618A1 · Fletcher et al. · 2019 [cited by applicant]
US 20200141612A1 · Thibodeaux · 2020 [cited by applicant]
US 20200284674A1 · Moruzzi · 2020 [cited by applicant]
US 20210172157A1 · Burke et al. · 2021 [cited by applicant]
US 20210230850A1 · Bouchard et al. · 2021 [cited by applicant]
CN 110081212A · 2019 [cited by applicant]
DE 1925477A1 · 1970 [cited by applicant]
DE 8525261U1 · 1985 [cited by applicant]
DE 202014102568U1 · 2015 [cited by applicant]
EP 0000818 · 1979 [cited by applicant]
EP 1214915A1 · 2002 [cited by applicant]
JP 2002213629A · 2002 [cited by applicant]
WO 2003060459A1 · 2003 [cited by applicant]
WO 2020023584A1 · 2020 [cited by applicant]
Ames Fire & Waterworks, division of Watts Industries, F-A-Spools/Flanges, 2001, 4 pages. [cited by applicant]
Apollo Valves PVB4A Series Installation, Operation and Maintenance Manual for Model PVB4A ½″-2″ Pressure Vacuum Breaker Backflow Preventer, dated Jan. 11, 2012, 12 pages. [cited by applicant]
Apollo Valves PVB4A Series Installation, Operation, and Maintenance Manual, copyright May 2009, 9 pages. [cited by applicant]
Apollo Valves, Apollo backflow preventer in-line “R” retrofit series, Dec. 2018, 2 pages. [cited by applicant]
Conbraco Industries, Inc., “BFMMPVB Maintenance Manual”, Series 4V-500 ½″-2″ Pressure Type Vacuum Breaker, Apr. 2002, 6 pages. [cited by applicant]
EP Miscellaneous Communication corresponding to Application No. 20211811.3, dated May 4, 2021, 8 pages. [cited by applicant]
EP Search Report corresponding to Application No. 20192133.5, dated Feb. 1, 2021 , 9 pages. [cited by applicant]
EP Search Report corresponding to Patent Application No. 20159131.0, dated Jul. 28, 2020, 7 pages. [cited by applicant]
International Search Report and Written Opinion corresponding to Application No. PCT/US2021/046208, dated Dec. 1, 2021, 8 pages. [cited by applicant]
Lead Free Master Series LF870V product specifications pages, ES-F-LF-870V 1826, 2018, 4 pages. [cited by applicant]
Orange Research Inc., “Differential Pressure Sensor”, retrieved May 24, 2022, online, https://orangeresearch.com/pistonvsdiaphragm/, 2 pages. [cited by applicant]
Watt TK-99E Backflow Preventer Test Kit Product Specifications and Test Information, IS-TK99E 0829, 2009, 4 pages. [cited by applicant]
Watts Regulator Co., “Watts ACV 113-6RFP Flood Protection Shutdown Valve”, For Health Applications, 2020, 4 pages. [cited by applicant]
Watts Water Company, Series 909RPDA for Health Hazard Applications, 2016, 4 pages. [cited by applicant]
Watts Water Technologies Company Brochure ES LF800M4QT for Health Hazard Applications Lead Free Series LF8 M4QT Anti-Siphon Vacuum Breakers Sizes ½″-2″, copyright 2013, 4 pages. [cited by applicant]
Watts Water Technologies Company, “Installation, Maintenance & Repair Series 909, LF909, 909RPDA, LF909RPDA”, 2016, 8 pages. [cited by applicant]
Watts, “Double Check Valve Assembly Backflow Preventers, Bronze,” Article 1, 2021, 6 pages. [cited by applicant]
Watts, “Reduced Pressure Zone Assembly Backflow Preventers, Bronze Body, Sizes ¼-2 in,” Article 1, 2021, 16 pages. [cited by applicant]
Watts, S-RetroFit-Simple, 2017, 2 pages. [cited by applicant]
Wilkins Company, Model 375/475MS Series, Installation, Maintenance and Instruction Sheet, 2006, 1 page. [cited by applicant]
Wilkins Model 420 XL Lead-Free pressure Vacuum Breakers ½″, ¾″, and 1″, 2006, pp. 60-70. [cited by applicant]
Zurn Wilkins 300AR Series, Backflow Preventer Order Form No. 480-060, Apr. 2017, 2 pages. [cited by applicant]
International Search Report and Written Opinion corresponding to Application No. PCT/US2024/019546, dated Jul. 15, 2024, 19 pages. [cited by applicant]