U.S. patent number D391,850 [Application Number D/073,780] was granted by the patent office on 1998-03-10 for pie container. This patent grant is currently assigned to Ultra Pac, Inc.. Invention is credited to Robert Knoss, Calvin S. Krupa.
United States Patent | D391,850 |
Krupa , et al. | March 10, 1998 |
Inventors: | Krupa; Calvin S. (Medina, MN), Knoss; Robert (Anoka, MN) |
---|---|
Assignee: | Ultra Pac, Inc. (Rogers,
MN) |
Appl. No.: | D/073,780 |
Filed: | July 17, 1997 |
Current U.S. Class: | D9/429; D9/425 |
Current International Class: | 0907 |
Field of Search: | ;D9/429,428,425,423,414 ;D7/602,629,641 ;206/508,519,551,769-773,775-778 ;426/128,111,166 ;229/406,407,4.5,902,904,938 ;312/283,284 ;220/377,376,602,608,306 |
D195699 | July 1963 | Bostrom |
D345912 | April 1994 | Krupa |
D346554 | May 1994 | Krupa |
D349050 | July 1994 | Krupa |
D374820 | October 1996 | Knoss et al. |
4359159 | November 1982 | Pollard |
4867303 | September 1989 | Beckerman et al. |
4874083 | October 1989 | Antoni et al. |
5613607 | March 1997 | Kalmanides et al. |
Ultra Pac Bakery Container, p. 1, Mar. 1995.. |
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