US3430561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locking device for rotary plate carrier sheet
Assignee: International Paper Co
•
Filing: 1968-04-22
•
Granted: 1969-03-04
•
Expires: 1988-04-22
Abstract
No abstract record available.
Inventors
- 👤 Dayton Mark Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:56
CPC Classifications
B; B41; B41F; B41F27/00; B41F27/12; B41F27/1218; B41F27/1225; B41F27/1231; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49945
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190904441A
Cited
US1727882A
Cited
US2176595A
Cited
US2209127A
Cited
US2199973A
Cited
US2474062A
Cited
US3213790A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |