Patent US2676515A successfully refreshed from Google Patents.
US2676515A
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US
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Projecting pressure indicating instrument
Assignee: JAS P MARSH Corp
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Filing: 1951-03-30
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Granted: 1954-04-27
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Expires: 1971-03-30
Abstract
No abstract record available.
Inventors
- 👤 Karl L Diehl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:18
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/02; G01L7/04; G01L7/045; G01K; G01K5/00; G01K5/32; Y; Y10; Y10S; Y10S116/00; Y10S116/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2373989A
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US2388912A
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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) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |