US2132148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impact press
Assignee: GRACE P DAVIS
•
Filing: 1937-01-30
•
Granted: 1938-10-04
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Expires: 1957-01-30
Abstract
No abstract record available.
Inventors
- 👤 Lewis K Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:49
CPC Classifications
F; F41; F41A; F41A3/00; F41A3/02; F41A3/10; D; D07; D07B; D07B7/00; D07B7/16; Y; Y10; Y10S; Y10S30/00; Y10S30/04; Y10S60/00; Y10S60/914
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) | 1941-10-03 | 1942-04-04 | 1942-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-10-03 | 1946-04-04 | 1946-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-10-03 | 1950-04-04 | 1950-10-04 | $7700.00 | Window Closed / Lapsed |