Patent US2963137A successfully refreshed from Google Patents.
US2963137A
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US
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Controls for a typewriter and associated apparatus
Assignee: Giddings and Lewis LLC
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Filing: 1956-08-30
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Granted: 1960-12-06
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Expires: 1976-08-30
Abstract
No abstract record available.
Inventors
- 👤 James O Mcdonough
- 👤 Alfred K Susskind
- 👤 Herbert P Grossimon
- 👤 Francis F Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:29
CPC Classifications
B; B41; B41J; B41J25/00; B41J25/02; B41J25/18; B41J5/00; G; G06; G06F; G06F3/00; G06F3/01; G06F3/02; G06F3/023; G06F3/0233
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2028747A
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US2199547A
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US2366861A
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US2622141A
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US2590950A
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US2784785A
Cited
US2781847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |