Patent US2764737A successfully refreshed from Google Patents.
US2764737A
Expired / Lapsed
US
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Peak voltage meter
Assignee: Individual
•
Filing: 1952-06-13
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Granted: 1956-09-25
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Expires: 1972-06-13
Abstract
No abstract record available.
Inventors
- 👤 Harry G Parke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:44
CPC Classifications
G; G01; G01R; G01R19/00; G01R19/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1611716A
Cited
US1784119A
Cited
US2350545A
Cited
US2405133A
Cited
US2418284A
Cited
US2586803A
Cited
US2511645A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |