US2917064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure transmitter with square root converter
Assignee: Elsag Bailey Inc
•
Filing: 1953-10-14
•
Granted: 1959-12-15
•
Expires: 1973-10-14
Abstract
No abstract record available.
Inventors
- 👤 Richard C Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:01
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/50; G05; G05D; G05D7/00; G05D7/03; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322; Y10T137/2409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1509695A
Cited
US2170418A
Cited
US2387075A
Cited
US2354423A
Cited
US2408685A
Cited
US2697351A
Cited
FR1039092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |