US3013236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive electrical instrument
Assignee: Individual
•
Filing: 1960-04-11
•
Granted: 1961-12-12
•
Expires: 1980-04-11
Abstract
No abstract record available.
Inventors
- 👤 Marlan E Bourns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:54
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/0033; G01L9/0035; G01L13/00; G01L13/02; G01L13/023; Y; Y10; Y10S; Y10S73/00; Y10S73/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |