Patent US2951203A successfully refreshed from Google Patents.
US2951203A
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US
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Voltage measuring device
Assignee: Individual
•
Filing: 1955-08-31
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Granted: 1960-08-30
•
Expires: 1975-08-31
Abstract
No abstract record available.
Inventors
- 👤 Reuel Q Tillman
- 👤 Arthur G Pieper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:19
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2710397A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |