Pipe coupling ring
Latest SK-KAWANISHI CO., LTD. Patents:
Description
The broken lines illustrating portions of the pipe coupling ring form no part of the claimed design. The dot-dash broken lines defining the boundaries of the claimed design form no part of the claimed design.
Claims
The ornamental design for a pipe coupling ring, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
949811 | February 1910 | Walsh |
961987 | June 1910 | Rust |
2225750 | December 1940 | Martin |
3515416 | June 1970 | Pickert |
4544188 | October 1, 1985 | Dugger |
D313739 | January 15, 1991 | Preston |
D339975 | October 5, 1993 | Bird |
D371138 | June 25, 1996 | Waskiewicz |
6050614 | April 18, 2000 | Kirkpatrick |
D583914 | December 30, 2008 | Pierce |
8424918 | April 23, 2013 | Gibb |
8894100 | November 25, 2014 | Eaton |
D737406 | August 25, 2015 | Waggoner et al. |
D814267 | April 3, 2018 | Verbowski |
D848583 | May 14, 2019 | Nagai |
11060639 | July 13, 2021 | Cuvo |
20070040336 | February 22, 2007 | Sun |
2018-109417 | July 2018 | JP |
D1670370 | October 2020 | JP |
- Office Action issued in Taiwanese Application No. 10920165190, dated Feb. 24, 2020.
Patent History
Patent number: D941969
Type: Grant
Filed: Dec 9, 2019
Date of Patent: Jan 25, 2022
Assignee: SK-KAWANISHI CO., LTD. (Kagawa)
Inventor: Hidehito Kawanishi (Kagawa)
Primary Examiner: Amy C Wierenga
Application Number: 29/716,330
Type: Grant
Filed: Dec 9, 2019
Date of Patent: Jan 25, 2022
Assignee: SK-KAWANISHI CO., LTD. (Kagawa)
Inventor: Hidehito Kawanishi (Kagawa)
Primary Examiner: Amy C Wierenga
Application Number: 29/716,330
Classifications
Current U.S. Class:
Coupling Or Joint (D23/262)