Patent US5071412A successfully refreshed from Google Patents.
US1928301A
Expired / Lapsed
US
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Clutch mechanism for high speed wire spooling machines
Assignee: Waterbury Farrel Foundry and Machine Co
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Filing: 1930-01-29
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Granted: 1933-09-26
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Expires: 1950-01-29
Abstract
No abstract record available.
Inventors
- 👤 William D Pierson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:58
CPC Classifications
B; B65; B65H; B65H59/00; B65H59/38; B21; B21C; B21C47/00; B21C47/003
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) | 1936-09-25 | 1937-03-27 | 1937-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-25 | 1941-03-27 | 1941-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-25 | 1945-03-27 | 1945-09-26 | $7700.00 | Window Closed / Lapsed |