US1351597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-transmission toothed gearing
Assignee: Individual
•
Filing: 1918-08-06
•
Granted: 1920-08-31
•
Expires: 1938-08-06
Abstract
No abstract record available.
Inventors
- 👤 Bernard R Wingfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:36
CPC Classifications
F; F16; F16D; F16D48/00; F16D48/02; F16D48/0206; F16D2048/0209; F16D2048/0221; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19433; Y10T74/19484; Y10T74/19488
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) | 1923-08-31 | 1924-03-01 | 1924-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-08-31 | 1928-03-01 | 1928-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-08-31 | 1932-03-01 | 1932-08-31 | $7700.00 | Window Closed / Lapsed |