Patent US3717945A successfully refreshed from Google Patents.
Patent US3380328A successfully refreshed from Google Patents.
US3380328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary die cutter
Assignee: Individual
•
Filing: 1965-12-08
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Granted: 1968-04-30
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Expires: 1985-12-08
Abstract
No abstract record available.
Inventors
- 👤 Merrill D Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:32
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/34; B26D1/38; B26D1/385; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2196; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/4824; Y10T83/483; Y10T83/4838; Y10T83/4841; Y10T83/647; Y10T83/6571
Claims Analysis
Total Claims: 0
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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) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |