US2904978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuator of a hand knitting apparatus
Assignee: Individual
•
Filing: 1956-04-30
•
Granted: 1959-09-22
•
Expires: 1976-04-30
Abstract
No abstract record available.
Inventors
- 👤 Herbert Schurich
- 👤 Otto Bunge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:29
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/14; D; D04; D04B; D04B39/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1210107A
Cited
US1520479A
Cited
US1497698A
Cited
US2150730A
Cited
US2759343A
Cited
US2719418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |