Valve flapper
Description
The broken lines in
Claims
The ornamental design for a valve flapper, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D874615 | February 4, 2020 | Sykes |
D919763 | May 18, 2021 | Garvey |
D922572 | June 15, 2021 | Bertrand |
D969343 | November 8, 2022 | Johnson |
D970691 | November 22, 2022 | Xie |
D981535 | March 21, 2023 | Zmek |
D992690 | July 18, 2023 | Riedel, Jr. |
- HDPE Flap Valve Model: GFV-F™ Flange Mounting, published 2021, downloaded from www.go-sep.com (Year: 2021).
Patent History
Patent number: D1024273
Type: Grant
Filed: Feb 10, 2021
Date of Patent: Apr 23, 2024
Inventors: David A Putnam (Calhoun, LA), Steve E. Moore (Calhoun, LA)
Primary Examiner: Karen S Acker
Assistant Examiner: Andrea Marie McKay
Application Number: 29/770,259
Type: Grant
Filed: Feb 10, 2021
Date of Patent: Apr 23, 2024
Inventors: David A Putnam (Calhoun, LA), Steve E. Moore (Calhoun, LA)
Primary Examiner: Karen S Acker
Assistant Examiner: Andrea Marie McKay
Application Number: 29/770,259
Classifications
Current U.S. Class:
Valve Or Body Therefor (D23/233)