US3058062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite electrical test instruments
Assignee: Individual
•
Filing: 1958-11-20
•
Granted: 1962-10-09
•
Expires: 1978-11-20
Abstract
No abstract record available.
Inventors
- 👤 Lee W Parmater
- 👤 Robert M Cain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:12
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/005; G01R31/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2232341A
Cited
US2352499A
Cited
US2680834A
Cited
US2712633A
Cited
US2780777A
Cited
US2883619A
Cited
US2927270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |