US2275814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated sheet material
Assignee: Marathon Paper Mills Co
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Filing: 1939-11-14
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Granted: 1942-03-10
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Expires: 1959-11-14
Abstract
No abstract record available.
Inventors
- 👤 Abrams Allen
- 👤 George W Forcey
- 👤 Charley L Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:09
CPC Classifications
C; C09; C09D; C09D191/00; C09D191/06; B; B32; B32B; B32B37/00; B32B37/14; B32B37/24; B32B2037/243; B32B38/00; B32B38/0012; B32B2038/0028; B32B2319/00; C08; C08L; C08L15/00; C08L15/02; C08L21/00; Y; Y10; Y10S; Y10S36/00; Y10S36/01; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-03-09 | 1945-09-08 | 1946-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-03-09 | 1949-09-08 | 1950-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-03-09 | 1953-09-08 | 1954-03-10 | $7700.00 | Window Closed / Lapsed |