Hollow chain link pin
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Description
The broken lines shown in the figures are for the purpose of illustrating portions of the hollow chain link pin which forms no part of the claimed design.
Claims
The ornamental design for a hollow chain link pin, as shown and described.
Referenced Cited
U.S. Patent Documents
| 3316771 | May 1967 | Nichols |
| 4123947 | November 7, 1978 | Smith |
| D280288 | August 27, 1985 | Lickton |
| 6422667 | July 23, 2002 | Miyaura |
| 7704175 | April 27, 2010 | Miyazawa |
| 7722492 | May 25, 2010 | Santos |
| 7837584 | November 23, 2010 | Wu |
| 7914409 | March 29, 2011 | Aoki |
| 7914410 | March 29, 2011 | Oishi |
| D735961 | August 4, 2015 | Ido |
| 9217497 | December 22, 2015 | Huang |
| 9425004 | August 23, 2016 | Cho |
Patent History
Patent number: D906621
Type: Grant
Filed: Feb 21, 2017
Date of Patent: Dec 29, 2020
Assignee: Evoqua Water Technologies LLC (Pittsburgh, PA)
Inventors: Krishna Kamath (Billerica, MA), Li-Shiang Liang (Harvard, MA), Donald W. Hindman (Menomonee Falls, WI)
Primary Examiner: Gino Colan
Application Number: 29/594,587
Type: Grant
Filed: Feb 21, 2017
Date of Patent: Dec 29, 2020
Assignee: Evoqua Water Technologies LLC (Pittsburgh, PA)
Inventors: Krishna Kamath (Billerica, MA), Li-Shiang Liang (Harvard, MA), Donald W. Hindman (Menomonee Falls, WI)
Primary Examiner: Gino Colan
Application Number: 29/594,587
Classifications
Current U.S. Class:
Belt Or Roller Conveyor (D34/29)
