Patent US2255305A successfully refreshed from Google Patents.
Patent US3672748A successfully refreshed from Google Patents.
US2845596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Peak reading voltmeter
Assignee: Individual
•
Filing: 1953-08-10
•
Granted: 1958-07-29
•
Expires: 1973-08-10
Abstract
No abstract record available.
Inventors
- 👤 Allen L Dyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:10
CPC Classifications
G; G01; G01R; G01R19/00; G01R19/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1611716A
Cited
US1931028A
Cited
DE533154C
Cited
US2071564A
Cited
US2083759A
Cited
US2397472A
Cited
US2243921A
Cited
US2306555A
Cited
US2470893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |