Patent US3546757A successfully refreshed from Google Patents.
US3546757A
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US
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Method of manufacturing a variable capacitance transducer
Assignee: General Electric Co
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Filing: 1968-02-26
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Granted: 1970-12-15
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Expires: 1988-02-26
Abstract
No abstract record available.
Inventors
- 👤 Leo Hoogenboom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:42
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0001; G01L9/0005; G01L23/00; G01L23/08; G01L23/12; G01L23/125; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/49; Y10T29/49002; Y10T29/49004; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918; Y10T29/49925; Y10T29/49927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3418546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-14 | 1974-06-15 | 1974-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-14 | 1978-06-15 | 1978-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-14 | 1982-06-15 | 1982-12-15 | $7700.00 | Window Closed / Lapsed |