US3442210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printer platen control
Assignee: International Business Machines Corp
•
Filing: 1967-12-20
•
Granted: 1969-05-06
•
Expires: 1987-12-20
Abstract
No abstract record available.
Inventors
- 👤 John E Hawxhurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:23
CPC Classifications
B; B41; B41J; B41J11/00; B41J11/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1737878A
Cited
US1906304A
Cited
US2936704A
Cited
US3155032A
Cited
US3154184A
Cited
US3224366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-05 | 1972-11-04 | 1973-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-05 | 1976-11-04 | 1977-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-05 | 1980-11-04 | 1981-05-06 | $7700.00 | Window Closed / Lapsed |