US2938292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fingerprinting system
Assignee: ULTRA VIOLET PRODUCTS Inc
•
Filing: 1955-08-18
•
Granted: 1960-05-31
•
Expires: 1975-08-18
Abstract
No abstract record available.
Inventors
- 👤 Woldemar F V Jaskowsky
- 👤 Irvin R Pfister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:13
CPC Classifications
B; B41; B41K; B41K1/00; B41K1/36; B41K1/38; B41K1/54
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1559294A
Cited
US669074A
Cited
US812553A
Cited
US1044702A
Cited
US2056809A
Cited
US2171427A
Cited
US2267758A
Cited
US2249888A
Cited
US2333329A
Cited
US2298760A
Cited
US2384018A
Cited
US2353420A
Cited
US2524733A
Cited
US2503790A
Cited
US2639990A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |