Patent US3522596A successfully refreshed from Google Patents.
US3522596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Position transmitter
Assignee: Rockwell Manufacturing Co
•
Filing: 1966-10-19
•
Granted: 1970-08-04
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Expires: 1986-10-19
Abstract
No abstract record available.
Inventors
- 👤 John H Fowler
- 👤 David P Herd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:34
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/12; G01D5/25; G01D5/251; G01D5/2515; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8225; Y10T137/8242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3189763A
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US3155955A
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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) | 1973-08-03 | 1974-02-02 | 1974-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-03 | 1978-02-02 | 1978-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-03 | 1982-02-02 | 1982-08-04 | $7700.00 | Window Closed / Lapsed |