Patent US2541985A successfully refreshed from Google Patents.
US2541985A
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Sheet separating and feeding mechanism
Assignee: Primerica Inc
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Filing: 1946-12-19
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Granted: 1951-02-20
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Expires: 1966-12-19
Abstract
No abstract record available.
Inventors
- 👤 Robert T Chatterton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:26
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/08; B65H3/0808; B65H3/085; B65H3/24; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/423; B65H2301/4232; B65H2301/42322; B65H2301/50; B65H2301/51; B65H2301/513; B65H2301/5131; B65H2701/00; B65H2701/10; B65H2701/17; B65H2701/173; B65H3/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |