US2946272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination photo-copy and printing apparatus
Assignee: American Photocopy Equipment Co
•
Filing: 1955-07-22
•
Granted: 1960-07-26
•
Expires: 1975-07-22
Abstract
No abstract record available.
Inventors
- 👤 Burton D Eisner
- 👤 Donald E Raterman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:20
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/14; G03B27/30; G03B27/303; Y; Y10; Y10T; Y10T292/00; Y10T292/175; Y10T292/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2732778A
Cited
US2168481A
Cited
US2204297A
Cited
US2347671A
Cited
US2544647A
Cited
US2546482A
Cited
US2559159A
Cited
US2657618A
Cited
US2718636A
Cited
US2789528A
Cited
US2783697A
Cited
US2726625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |