US2835944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hammer holder
Assignee: Individual
•
Filing: 1954-11-05
•
Granted: 1958-05-27
•
Expires: 1974-11-05
Abstract
No abstract record available.
Inventors
- 👤 Eli S Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:01
CPC Classifications
A; A45; A45F; A45F5/00; A45F5/02; A45F5/1566; A45F5/1575; Y; Y10; Y10S; Y10S224/00; Y10S224/904; Y10T; Y10T24/00; Y10T24/13; Y10T24/1388
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US277178A
Cited
US1326887A
Cited
US995458A
Cited
US1170859A
Cited
US1208080A
Cited
US1292728A
Cited
US1469285A
Cited
US2618419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |