US2461635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetostrictive pressure indicator
Assignee: CONTROL INSTR CO Inc
•
Filing: 1944-10-06
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Granted: 1949-02-15
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Expires: 1964-10-06
Abstract
No abstract record available.
Inventors
- 👤 Anton M Feller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:35
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/16; Y; Y10; Y10S; Y10S73/00; Y10S73/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1666680A
Cited
US1906551A
Cited
US2053560A
Cited
GB442441A
Cited
US2338732A
Cited
US2376156A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-15 | 1952-08-16 | 1953-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-15 | 1956-08-16 | 1957-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-15 | 1960-08-16 | 1961-02-15 | $7700.00 | Window Closed / Lapsed |