Bi-directional plunger
Description
Claims
The ornamental design for a bi-directional plunger as shown and described.
Referenced Cited
U.S. Patent Documents
| 3020659 | February 1962 | Paulini |
| D391276 | February 24, 1998 | Roth |
| D432916 | October 31, 2000 | Drinkwater |
| D461233 | August 6, 2002 | Whalen |
| D600120 | September 15, 2009 | Kawamura |
| D654152 | February 14, 2012 | Schulz |
| D775952 | January 10, 2017 | Kim |
| D871177 | December 31, 2019 | Pentland |
| D983993 | April 18, 2023 | Johnson |
| D1002840 | October 24, 2023 | Cowan |
| D1032831 | June 25, 2024 | Chen |
| D1092772 | September 9, 2025 | Shah |
Patent History
Patent number: D1121684
Type: Grant
Filed: Jul 7, 2023
Date of Patent: Apr 7, 2026
Assignee: Ingersoll Products Inc. (Ingersoll)
Inventor: Daniel Mckenzie (Kitchener)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Eidiol Ghigliotty Torres
Application Number: 29/896,812
Type: Grant
Filed: Jul 7, 2023
Date of Patent: Apr 7, 2026
Assignee: Ingersoll Products Inc. (Ingersoll)
Inventor: Daniel Mckenzie (Kitchener)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Eidiol Ghigliotty Torres
Application Number: 29/896,812
Classifications
Current U.S. Class:
D8/45