US2089902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve guide driver
Assignee: KD Manufacturing Co
•
Filing: 1936-09-04
•
Granted: 1937-08-10
•
Expires: 1956-09-04
Abstract
No abstract record available.
Inventors
- 👤 Harry W Kulp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:40
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/14; B25B27/24; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53552; Y10T29/53557; Y10T29/53909; Y10T29/5393
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) | 1940-08-09 | 1941-02-08 | 1941-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-09 | 1945-02-08 | 1945-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-09 | 1949-02-08 | 1949-08-10 | $7700.00 | Window Closed / Lapsed |