Patent US4817617A successfully refreshed from Google Patents.
US3529592A
Expired / Lapsed
US
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Manometer device
Assignee: Individual
•
Filing: 1967-12-07
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Granted: 1970-09-22
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Expires: 1987-12-07
Abstract
No abstract record available.
Inventors
- 👤 Paul E Rockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:45
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/168; A61M5/16831; A61M5/16854; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/0215; A61B5/02152; G; G01; G01L; G01L7/00; G01L7/18; A61M2205/00; A61M2205/33; A61M2205/3331; A61M2205/3348
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |