US2496080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet dispensing device for carbon paper rolls
Assignee: Individual
•
Filing: 1945-09-26
•
Granted: 1950-01-31
•
Expires: 1965-09-26
Abstract
No abstract record available.
Inventors
- 👤 Bertram H Wimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:39
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/006; B65H35/0066; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4516; Y10T83/4518; Y10T83/4539; Y10T83/4541; Y10T83/4549; Y10T83/4551; Y10T83/4556; Y10T83/869; Y10T83/8776; Y10T83/8785; Y10T83/8786; Y10T83/889; Y10T83/896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE18322E
Cited
US1569064A
Cited
US1657568A
Cited
US2024556A
Cited
US2194309A
Cited
US2167179A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-30 | 1953-08-01 | 1954-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-30 | 1957-08-01 | 1958-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-30 | 1961-08-01 | 1962-01-31 | $7700.00 | Window Closed / Lapsed |