Duct replacement device
Description
The broken lines shown depict portions of the duct replacement device that form no part of the claim.
Claims
The ornamental design for a duct replacement device, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
| D342130 | December 7, 1993 | Anderson |
| D375558 | November 12, 1996 | Williams |
| 5645482 | July 8, 1997 | Moss |
| D425612 | May 23, 2000 | Andersen |
| D427673 | July 4, 2000 | Stout, Jr. |
| 6161310 | December 19, 2000 | Tuggle |
| 6431611 | August 13, 2002 | Andersen |
| D475779 | June 10, 2003 | Stout, Jr. |
| D521147 | May 16, 2006 | Sandman |
| 20230383984 | November 30, 2023 | Valdez |
- 3″ Galvanized Connector for Rigid, Semi-rigid, and Flexible Duct, review date 2017; https://www.supplyhouse.com/Lambro-Industries-243-LAMBRO-3-Galvanized-Connector-for-Rigid-Semi-rigid-and-Flexible-Duct?utm_source=google_ad&utm_medium=Shopping_ntm&utm_campaign=Shopping_NTM_New_users&gad_source=1&gclid (Year: 2017).
- Imperial 6-in Galvanized Steel Flexible Duct Connector, Review date: Jun. 8, 2018; https://www.lowes.com/pd/IMPERIAL-6-in-dia-Crimped-Galvanized-Steel-Flexible-Duct-Connector/1000237477 (Year: 2018).
Patent History
Patent number: D1031970
Type: Grant
Filed: Mar 9, 2021
Date of Patent: Jun 18, 2024
Inventor: Raymond Armstrong Valdez (Fountain Valley, CA)
Primary Examiner: Karen S Acker
Assistant Examiner: Andrea Marie McKay
Application Number: 29/773,418
Type: Grant
Filed: Mar 9, 2021
Date of Patent: Jun 18, 2024
Inventor: Raymond Armstrong Valdez (Fountain Valley, CA)
Primary Examiner: Karen S Acker
Assistant Examiner: Andrea Marie McKay
Application Number: 29/773,418
Classifications
Current U.S. Class:
Vent, Ductwork, Or Element Thereof (D23/393)