US1430292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Work clamping and cushioning attachment for pneumatic hammers
Assignee: Individual
•
Filing: 1920-04-03
•
Granted: 1922-09-26
•
Expires: 1940-04-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Dicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:43
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/30; B25; B25D; B25D17/00; B25D17/28; B25D17/30; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53709; Y10T29/5377; Y10T29/53774
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) | 1925-09-25 | 1926-03-27 | 1926-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-09-25 | 1930-03-27 | 1930-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-09-25 | 1934-03-27 | 1934-09-26 | $7700.00 | Window Closed / Lapsed |