Patent US3395284A successfully refreshed from Google Patents.
US3395284A
Expired / Lapsed
US
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Device for selectively sensing recorded information
Assignee: Interchemical Corp
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Filing: 1964-09-23
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Granted: 1968-07-30
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Expires: 1984-09-23
Abstract
No abstract record available.
Inventors
- 👤 Smith Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:47
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/10; G06K7/12; G06V; G06V10/00; G06V10/10; G06V10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2417384A
Cited
US3105908A
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US2950799A
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US3052405A
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US3128385A
Cited
US3207910A
Cited
US3180988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |