US2456125A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic multiple riveter
Assignee: Individual
•
Filing: 1942-07-28
•
Granted: 1948-12-14
•
Expires: 1962-07-28
Abstract
No abstract record available.
Inventors
- 👤 Johndrew Wilbur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:00
CPC Classifications
B; B21; B21J; B21J15/00; B21J15/10; B21J15/30; B21J15/32; B21J15/16; B21J15/20; B21J15/28; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53039; Y10T29/53048; Y10T29/53052; Y10T29/53057; Y10T29/53061; Y10T29/53065; Y10T29/53709; Y10T29/5377; Y10T83/00; Y10T83/444; Y10T83/4458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-14 | 1952-06-14 | 1952-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-14 | 1956-06-14 | 1956-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-14 | 1960-06-14 | 1960-12-14 | $7700.00 | Window Closed / Lapsed |