Portable refrigerator
Description
The broken lines depict portions of the portable refrigerator that form no part of the claimed design.
Claims
The ornamental design for a portable refrigerator, as shown and described.
Referenced Cited
U.S. Patent Documents
| D497783 | November 2, 2004 | Krieger |
| D499612 | December 14, 2004 | Smith, Sr. |
| D527225 | August 29, 2006 | Krieger |
| D830429 | October 9, 2018 | Brown |
| D906377 | December 29, 2020 | Tang |
| 20200132356 | April 30, 2020 | Tang |
| 20210018250 | January 21, 2021 | Tang |
Patent History
Patent number: D922454
Type: Grant
Filed: Aug 19, 2019
Date of Patent: Jun 15, 2021
Inventor: Longhua Tang (Walnut, CA)
Primary Examiner: Khawaja Anwar
Application Number: 29/702,433
Type: Grant
Filed: Aug 19, 2019
Date of Patent: Jun 15, 2021
Inventor: Longhua Tang (Walnut, CA)
Primary Examiner: Khawaja Anwar
Application Number: 29/702,433
Classifications
Current U.S. Class:
Refrigeration Machinery And Apparatus (D15/79)