US2486133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure dampening device
Assignee: BUCKEYE LAB CORP
•
Filing: 1945-01-24
•
Granted: 1949-10-25
•
Expires: 1965-01-24
Abstract
No abstract record available.
Inventors
- 👤 Charles J Egger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:26
CPC Classifications
G; G01; G01L; G01L19/00; G01L19/0007; F; F24; F24F; F24F6/00; F24F6/02; F24F6/04; G01L19/06; G01L19/0609
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2327195A
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US2372408A
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US2370965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |