Patent US2856860A successfully refreshed from Google Patents.
US2856860A
Expired / Lapsed
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Fluid pressure transducer with end clearance control
Assignee: MECHANISMS Co
•
Filing: 1955-08-03
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Granted: 1958-10-21
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Expires: 1975-08-03
Abstract
No abstract record available.
Inventors
- 👤 Jay M Roth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:51
CPC Classifications
F; F04; F04C; F04C15/00; F04C15/0003; F04C15/0023
Claims Analysis
Total Claims: 0
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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) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |