US3460118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Data recording device and system
Assignee: Recognition Equipment Inc
•
Filing: 1965-02-11
•
Granted: 1969-08-05
•
Expires: 1985-02-11
Abstract
No abstract record available.
Inventors
- 👤 Robert L Woolfolk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:59
CPC Classifications
G; G11; G11B; G11B5/00; G06; G06K; G06K19/00; G06K19/04; G11B5/48; G11B5/49; G11B5/74; G11B5/82
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2265879A
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US2594893A
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US2581765A
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US2857476A
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DE1059681B
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US2819186A
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US3070800A
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US3130110A
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US3195118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-04 | 1973-02-03 | 1973-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-04 | 1977-02-03 | 1977-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-04 | 1981-02-03 | 1981-08-05 | $7700.00 | Window Closed / Lapsed |