US2107299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latch
Assignee: Individual
•
Filing: 1929-05-20
•
Granted: 1938-02-08
•
Expires: 1949-05-20
Abstract
No abstract record available.
Inventors
- 👤 Howard M Kilpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:53
CPC Classifications
E; E05; E05B; E05B63/00; E05B63/14; E05B63/12; E05B63/127; Y; Y10; Y10S; Y10S292/00; Y10S292/41; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/1037; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5376; Y10T70/5385; Y10T70/5389; Y10T70/55; Y10T70/5504; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7927
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) | 1941-02-07 | 1941-08-09 | 1942-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-07 | 1945-08-09 | 1946-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-07 | 1949-08-09 | 1950-02-08 | $7700.00 | Window Closed / Lapsed |