US2983375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
gates
Assignee: —
•
Filing: —
•
Granted: 1961-05-09
•
Expires: 1978-05-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:32
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/20; Y; Y10; Y10S; Y10S209/00; Y10S209/941; Y10T; Y10T409/00; Y10T409/10; Y10T409/101431; Y10T409/10477
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2591124A
Cited
US2542090A
Cited
US2587664A
Cited
US2616068A
Cited
US2612995A
Cited
US2664557A
Cited
US2712408A
Cited
US2761560A
Cited
US2877895A
Cited
US2905320A
Cited
US2815579A
Cited
US2803342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |