US3031591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure measuring gage
Assignee: General Electric Co
•
Filing: 1959-05-27
•
Granted: 1962-04-24
•
Expires: 1979-05-27
Abstract
No abstract record available.
Inventors
- 👤 Kenneth H Cary
- 👤 Henry T Nagamatsu
- 👤 Jr Russell E Sheer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:03
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/08; G01L23/00; G01L23/08; G01L23/10; Y; Y10; Y10S; Y10S73/00; Y10S73/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2068744A
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US2096826A
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US2190713A
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US2587304A
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US2914686A
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US2842686A
Cited
US2894317A
Cited
US2947969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-23 | 1965-10-23 | 1966-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-23 | 1969-10-23 | 1970-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-23 | 1973-10-23 | 1974-04-24 | $7700.00 | Window Closed / Lapsed |