IP Library › Granted Patent US 1,098,377
Granted Patent S1
US 1,098,377 · App. 29/825,872 · Granted Oct 14, 2025

Anti-backflow plate

Inventor: Stephane Dumonceaux (Burcy, FR)
Assignee: Industrial Flow Solutions Operating, LLC
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 1,098,377
App. No.
29/825,872
Granted
Oct 14, 2025
Kind
S1
Claims (1)

The ornamental design for an anti-backflow plate, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 11, 2022
From: DUMONCEAUX, STEPHANE
To: INDUSTRIAL FLOW SOLUTIONS OPERATING, LLC
Reel/Frame 059247/0309 →
References Cited (68)
US 1908821A · Cornell, Jr. · 1933 [cited by examiner]
US 1911454A · Luff · 1933 [cited by applicant]
US 2292329A · Sisk · 1942 [cited by applicant]
US D179145S · Mueller · 1956 [cited by examiner]
US 3188121A · Cude · 1965 [cited by examiner]
US D203921S · Terwillinger · 1966 [cited by examiner]
US D280126S · Provan et al. · 1985 [cited by applicant]
US 4669503A · Mcgarrity et al. · 1987 [cited by applicant]
US 4815492A · Tedei · 1989 [cited by applicant]
US D343888S · Rupp · 1994 [cited by applicant]
US D363115S · Lennartsson · 1995 [cited by examiner]
US D373408S · Wood · 1996 [cited by examiner]
US 6129529A · Young et al. · 2000 [cited by applicant]
US D443680S · Cummings · 2001 [cited by applicant]
US D454940S · Hoenig · 2002 [cited by applicant]
US D481110S · Snyder et al. · 2003 [cited by applicant]
US 6799943B2 · Racer et al. · 2004 [cited by applicant]
US D644305S · White · 2011 [cited by applicant]
US D654990S · Coley · 2012 [cited by applicant]
US 8226352B2 · Gutierrez et al. · 2012 [cited by applicant]
US D673657S · Sisk · 2013 [cited by applicant]
US D722140S · Sisk · 2015 [cited by applicant]
US D728751S · Roddy · 2015 [cited by examiner]
US D735303S · Drury et al. · 2015 [cited by applicant]
US 9255576B2 · Adams et al. · 2016 [cited by applicant]
US D755355S · Knight · 2016 [cited by applicant]
US D760364S · Angel · 2016 [cited by applicant]
US D773017S · Schulze · 2016 [cited by applicant]
US D780893S · Denooy · 2017 [cited by applicant]
US D841134S · Shill · 2019 [cited by applicant]
US D844423S · Gerber · 2019 [cited by examiner]
US D876590S · Fernandez · 2020 [cited by examiner]
US D881685S · Witherbee · 2020 [cited by examiner]
US D881687S · Witherbee · 2020 [cited by examiner]
US 10738929B2 · Williams · 2020 [cited by examiner]
US D894725S · Witherbee · 2020 [cited by examiner]
US D894726S · Witherbee · 2020 [cited by examiner]
US D905541S · Somsack · 2020 [cited by examiner]
US 10914494B2 · Mckie · 2021 [cited by applicant]
US 11118584B2 · Miller et al. · 2021 [cited by applicant]
US D939671S · Charest · 2021 [cited by examiner]
US 11326718B1 · Thomas · 2022 [cited by examiner]
US D998108S · Wood · 2023 [cited by examiner]
US 11761453B2 · Korupp · 2023 [cited by applicant]
US D1007655S · Ledford et al. · 2023 [cited by applicant]
US 11852147B2 · Malone · 2023 [cited by applicant]
US D1022150S · Dumonceaux · 2024 [cited by applicant]
US D1022151S · Dumonceaux · 2024 [cited by applicant]
US D1022152S · Dumonceaux · 2024 [cited by applicant]
US D1022153S · Dumonceaux · 2024 [cited by applicant]
US D1022154S · Dumonceaux · 2024 [cited by applicant]
US D1022155S · Dumonceaux · 2024 [cited by applicant]
US D1022156S · Dumonceaux · 2024 [cited by applicant]
US D1022157S · Dumonceaux · 2024 [cited by applicant]
US D1023250S · Dumonceaux · 2024 [cited by applicant]
US D1023251S · Dumonceaux · 2024 [cited by applicant]
US D1023252S · Dumonceaux · 2024 [cited by applicant]
US 11982280B2 · Dumonceaux · 2024 [cited by applicant]
US D1031949S · Stubenrauch · 2024 [cited by examiner]
US D1069048S · Dumonceaux · 2025 [cited by applicant]
US D1069049S · Dumonceaux · 2025 [cited by applicant]
US 20110140413A1 · Dittly · 2011 [cited by examiner]
US 20130168956A1 · Sisk · 2013 [cited by applicant]
US 20190360625A1 · Genoni · 2019 [cited by examiner]
US 20210071797A1 · Gage · 2021 [cited by examiner]
US 20220325724A1 · Dumonceaux · 2022 [cited by applicant]
US 20230407991A1 · Kolb · 2023 [cited by examiner]
US 20240191716A1 · Dumonceaux · 2024 [cited by applicant]