US2765403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conduction transfer production of control voltage functions
Assignee: ExxonMobil Oil Corp
•
Filing: 1952-08-18
•
Granted: 1956-10-02
•
Expires: 1972-08-18
Abstract
No abstract record available.
Inventors
- 👤 George B Loper
- 👤 Robert R Pittman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:17
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/24; G01V1/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2454782A
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US2535043A
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US2503127A
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US2422583A
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US2426278A
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US2648835A
Cited
US2457819A
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US2510989A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |