US3495495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Friction pin unit,especially for quick change dies and the like
Assignee: Nidec Minster Corp
•
Filing: 1968-03-25
•
Granted: 1970-02-17
•
Expires: 1988-03-25
Abstract
No abstract record available.
Inventors
- 👤 Herbert D Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:59
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/002; B; B21; B21D; B21D37/00; B21D37/04; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1081; Y; Y10; Y10T; Y10T83/00; Y10T83/929; Y10T83/9457; Y10T83/9461; Y10T83/9473; Y10T83/9476
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |