Patent US2941054A successfully refreshed from Google Patents.
US2941054A
Expired / Lapsed
US
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Coded-card reader
Assignee: United Carr Fastener Corp
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Filing: 1958-08-06
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Granted: 1960-06-14
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Expires: 1978-08-06
Abstract
No abstract record available.
Inventors
- 👤 Grant N Willis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:16
CPC Classifications
H; H04; H04H; H04H60/00; H04H60/09; H04H60/14; H04H60/15; H01; H01R; H01R12/00; H01R12/70; H01R12/71; H01R12/72; H01R12/73; H01R12/735; H01R12/7082; H01R12/712; H01R12/714
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |