Patent US5690675A successfully refreshed from Google Patents.
US2586166A
Expired / Lapsed
US
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Apparatus for producing drive pins
Assignee: Individual
•
Filing: 1946-05-01
•
Granted: 1952-02-19
•
Expires: 1966-05-01
Abstract
No abstract record available.
Inventors
- 👤 Hollis R Hilstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:49
CPC Classifications
B; B21; B21K; B21K1/00; B21K1/44; B21K1/54; B21J; B21J13/00; B21J13/02; B21J13/025; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116
Claims Analysis
Total Claims: 0
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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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |