US2860577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cylinder separating mechanism for duplicators
Assignee: AB Dick Co
•
Filing: 1956-09-26
•
Granted: 1958-11-18
•
Expires: 1976-09-26
Abstract
No abstract record available.
Inventors
- 👤 Wallace R Fowlie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:02
CPC Classifications
B; B41; B41L; B41L39/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2547470A
Cited
US2660113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |