US3570844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: International Business Machines Corp
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Filing: 1968-07-11
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Granted: 1971-03-16
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Expires: 1988-07-11
Abstract
Abstract THE DISCLOSURE PERTAINS TO A DOCUMENT SEPARATOR WHICH IS ADJUSTABLE TO FEED VARIOUS SIZE DOCUMENTS BY POSITIONING THE SEPARATOR IN ACCORDANCE WITH THE WIDTH OF THE DOCUMENT STACK TO BE PROCESSED.
Inventors
- 👤 Theodore H Anderson
- 👤 Delbert D Towne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:08
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/08; G06K13/10; G06K13/103
Claims Analysis
Total Claims: 0
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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) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |