US2902675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage apparatus for typing control
Assignee: Underwood Corp
•
Filing: 1953-07-28
•
Granted: 1959-09-01
•
Expires: 1973-07-28
Abstract
No abstract record available.
Inventors
- 👤 Robert F Shaw
- 👤 Albert A Auerbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:00
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/06; G06F3/0601; G06F15/00; G06F15/76; G06F15/78; G06F3/0668; G06F3/0671; G06F3/0673; G06F3/0682
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |