US2793569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reproducing machine
Assignee: Individual
•
Filing: 1954-01-20
•
Granted: 1957-05-28
•
Expires: 1974-01-20
Abstract
No abstract record available.
Inventors
- 👤 Lawrence S Tanner
- 👤 Lindinger Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q2735/00; B23Q2735/02; B23Q2735/04; B23Q2735/045; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301232; Y10T409/3014
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE207604C
Cited
US679120A
Cited
FR334420A
Cited
US2059505A
Cited
US2185011A
Cited
US2433421A
Cited
US2632956A
Cited
US2635340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-27 | 1960-11-26 | 1961-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-27 | 1964-11-26 | 1965-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-27 | 1968-11-26 | 1969-05-28 | $7700.00 | Window Closed / Lapsed |