US2945181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
claussen
Assignee: —
•
Filing: —
•
Granted: 1960-07-12
•
Expires: 1977-07-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:50
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/02; G01R1/10; G01R1/12; G02; G02B; G02B26/00; G02B26/08; G02B26/10; G02B26/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2237552A
Cited
US2425408A
Cited
US2599661A
Cited
US2678424A
Cited
US985420A
Cited
US2510585A
Cited
US2622118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |