Patent US2305855A successfully refreshed from Google Patents.
Patent US1629527A successfully refreshed from Google Patents.
US1629527A
Expired / Lapsed
US
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Differential gearing
Assignee: Individual
•
Filing: 1922-05-22
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Granted: 1927-05-24
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Expires: 1942-05-22
Abstract
No abstract record available.
Inventors
- 👤 Pondelick Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:45
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/12; F16H48/14; F16H48/142; F16D; F16D41/00; F16D41/22; F16H48/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19005
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) | 1930-05-23 | 1930-11-22 | 1931-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-05-23 | 1934-11-22 | 1935-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-05-23 | 1938-11-22 | 1939-05-24 | $7700.00 | Window Closed / Lapsed |