US2877959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shaft injector for rewind machine
Assignee: Cameron Machine Co
•
Filing: 1954-08-09
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Granted: 1959-03-17
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Expires: 1974-08-09
Abstract
No abstract record available.
Inventors
- 👤 Aaron Charles
- 👤 Rockstrom Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:38
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/30; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/414; B65H2301/4148; B65H2301/417; B65H2301/4171; B65H2301/4173
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE145032C
Cited
US1979310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |