Patent US1941918A successfully refreshed from Google Patents.
Patent US1169852A successfully refreshed from Google Patents.
US1169852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-speed wheel.
Assignee: Individual
•
Filing: 1915-08-30
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Granted: 1916-02-01
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Expires: 1935-08-30
Abstract
No abstract record available.
Inventors
- 👤 Charles F Megow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:44
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/44; F16H3/46; F16H3/48; F16H3/52; F16H3/54; Y; Y10; Y10S; Y10S180/00; Y10S180/905; Y10T; Y10T74/00; Y10T74/19; Y10T74/19545; Y10T74/21; Y10T74/2186; Y10T74/2188
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) | 1919-01-31 | 1919-08-02 | 1920-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-01-31 | 1923-08-02 | 1924-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-01-31 | 1927-08-02 | 1928-02-01 | $7700.00 | Window Closed / Lapsed |