US3550933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Document feeding apparatus
Assignee: Fujitsu Services Ltd
•
Filing: 1968-12-26
•
Granted: 1970-12-29
•
Expires: 1988-12-26
Abstract
No abstract record available.
Inventors
- 👤 Eric Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:29
CPC Classifications
B; B65; B65H; B65H9/00; B65H9/16; B65H9/166; B65H5/00; B65H5/36; B65H5/38; G; G06; G06K; G06K13/00; G06K13/02; G06K13/06; G06K13/063; B65H2404/00; B65H2404/60; B65H2404/69; B65H2404/696; B65H2701/00; B65H2701/10; B65H2701/19; B65H2701/1912
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |