US2771029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web cutting and feeding device for printing machines
Assignee: International Business Machines Corp
•
Filing: 1952-04-30
•
Granted: 1956-11-20
•
Expires: 1972-04-30
Abstract
No abstract record available.
Inventors
- 👤 Fred M Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:06
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/38; B65H29/40; B41; B41K; B41K3/00; B41K3/02; B41K3/12; B41K3/14; B65H31/00; B65H31/04; B65H31/12; B65H31/18; G; G06; G06K; G06K19/00; G06K19/02; G06K19/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US357927A
Cited
US1468754A
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US1807867A
Cited
US1834664A
Cited
US2181935A
Cited
US2262919A
Cited
US2541752A
Cited
US2564591A
Cited
US2583746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |