US3483782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-contained feed roll for power punch presses
Assignee: Nidec Vamco Corp
•
Filing: 1967-07-05
•
Granted: 1969-12-16
•
Expires: 1987-07-05
Abstract
No abstract record available.
Inventors
- 👤 Harry Eyberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:41
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/02; B21D43/04; B21D43/08; B21D43/09; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4501; Y10T83/4503; Y10T83/4508; Y10T83/4539; Y10T83/4541; Y10T83/4549; Y10T83/4551
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US544665A
Cited
US734215A
Cited
US1796417A
Cited
US2514261A
Cited
US2722276A
Cited
US3099180A
Cited
US2998760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |