Soundproofing foam
Description
Claims
I claim the ornamental design for a soundproofing foam, as shown and described.
Referenced Cited
U.S. Patent Documents
D235637 | July 1975 | Clayton |
4226299 | October 7, 1980 | Hansen |
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6082490 | July 4, 2000 | Rowland |
6194052 | February 27, 2001 | Knipstein |
D569160 | May 20, 2008 | Mossbeck |
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Patent History
Patent number: D933263
Type: Grant
Filed: Jan 5, 2021
Date of Patent: Oct 12, 2021
Inventor: Jinsheng Zhang (Guangzhou)
Primary Examiner: Doris Clark
Application Number: 29/764,968
Type: Grant
Filed: Jan 5, 2021
Date of Patent: Oct 12, 2021
Inventor: Jinsheng Zhang (Guangzhou)
Primary Examiner: Doris Clark
Application Number: 29/764,968
Classifications
Current U.S. Class:
Consisting Entirely Of Material Having Uniform Thickness (D25/159)