US2211784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed governor
Assignee: Individual
•
Filing: 1937-01-07
•
Granted: 1940-08-20
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Expires: 1957-01-07
Abstract
No abstract record available.
Inventors
- 👤 August W Kretzschmar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:37
CPC Classifications
F; F02; F02D; F02D9/00; F02D9/02; B; B60; B60K; B60K31/00; B60K31/12; F02D2009/0201; F02D2009/0215; F02D2009/0218; Y; Y10; Y10T; Y10T137/00; Y10T137/0753; Y10T137/0777; Y10T137/0923; Y10T137/7722; Y10T137/7748; Y10T137/7753
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) | 1943-08-20 | 1944-02-19 | 1944-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-08-20 | 1948-02-19 | 1948-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-08-20 | 1952-02-19 | 1952-08-20 | $7700.00 | Window Closed / Lapsed |