US2952181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for automatic identification of finger prints
Assignee: Individual
•
Filing: 1956-12-31
•
Granted: 1960-09-13
•
Expires: 1976-12-31
Abstract
No abstract record available.
Inventors
- 👤 Jr John Andrew Maurer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:07
CPC Classifications
G; G06; G06V; G06V40/00; G06V40/10; G06V40/12; G06V40/13; G06V40/1324; G06V40/1347
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2007589A
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US2085935A
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US1818003A
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US1926597A
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US2048879A
Cited
US2184162A
Cited
US2596591A
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US2813460A
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US2873381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |