Patent US1274056A successfully refreshed from Google Patents.
US1274056A
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Differential gearing.
Assignee: Jandus Arc Lamp & Electric Company Ltd
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Filing: 1917-08-20
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Granted: 1918-07-30
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Expires: 1937-08-20
Abstract
No abstract record available.
Inventors
- 👤 Adrian Denman-Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:08
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/46; F16H3/60
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) | 1921-07-29 | 1922-01-28 | 1922-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-07-29 | 1926-01-28 | 1926-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-07-29 | 1930-01-28 | 1930-07-30 | $7700.00 | Window Closed / Lapsed |