Envelope blank
Cohn , et al. December 19, 1
U.S. patent number D250,590 [Application Number 05/790,451] was granted by the patent office on 1978-12-19 for envelope blank. This patent grant is currently assigned to Champion International Corporation. Invention is credited to Robert Cohn, Charles M. Young.
| United States Patent | D250,590 |
| Cohn , et al. | December 19, 1978 |
Envelope blank
Claims
The ornamental design for an envelope blank, as shown and described.
| Inventors: | Cohn; Robert (Millbrae, CA), Young; Charles M. (Foster City, CA) |
|---|---|
| Assignee: | Champion International
Corporation (Stamford, CT) |
| Appl. No.: | 05/790,451 |
| Filed: | April 25, 1977 |
| Current U.S. Class: | D19/3 |
| Current International Class: | D1901 |
| Field of Search: | ;D19/3,4,1-2 ;229/68R,73,75,84 ;40/154 |
References Cited [Referenced By]
U.S. Patent Documents
| 1741059 | December 1929 | Jones |
| 3214855 | November 1965 | Winkler et al. |
| 3648923 | March 1972 | Young |
Assistant Examiner: Word; George P.
Attorney, Agent or Firm: Sommer; Evelyn M.
Description
The sole FIGURE is a perspective view of an envelope blank showing our new design, the opposite side being identical thereto.
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