Square piping elbow
Description
Claims
The ornamental design for a square piping elbow, as shown and described.
Referenced Cited
U.S. Patent Documents
| 1972309 | September 1934 | McMurchy |
| 2604342 | July 1952 | Holmes |
| 3386590 | June 1968 | Gretz |
| 3666298 | May 1972 | Reilly |
| D584386 | January 6, 2009 | Zelko |
| D856781 | August 20, 2019 | Hendry |
| 20100052311 | March 4, 2010 | Nicolazzo |
| 20210145172 | May 20, 2021 | Cecol |
Patent History
Patent number: D985738
Type: Grant
Filed: Jun 17, 2020
Date of Patent: May 9, 2023
Inventor: Hillel Tropper (Brooklyn, NY)
Primary Examiner: Gino Colan
Assistant Examiner: David OBrien
Application Number: 29/738,435
Type: Grant
Filed: Jun 17, 2020
Date of Patent: May 9, 2023
Inventor: Hillel Tropper (Brooklyn, NY)
Primary Examiner: Gino Colan
Assistant Examiner: David OBrien
Application Number: 29/738,435
Classifications
Current U.S. Class:
Elbow Or With Flow Direction Change (D23/263)