US2641630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-voltage multiplier probe
Assignee: PREC APPARATUS CO Inc
•
Filing: 1949-01-06
•
Granted: 1953-06-09
•
Expires: 1969-01-06
Abstract
No abstract record available.
Inventors
- 👤 Gerald N Goldberger
- 👤 Victor I Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:21
CPC Classifications
G; G01; G01R; G01R15/00; G01R15/14; G01R1/00; G01R1/02; G01R1/06; G01R1/067; G01R1/06788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2466211A
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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) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |