Patent US3274756A successfully refreshed from Google Patents.
US3274756A
Expired / Lapsed
US
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Apparatus for degassifying a liquid
Assignee: Individual
•
Filing: 1962-10-08
•
Granted: 1966-09-27
•
Expires: 1982-10-08
Abstract
No abstract record available.
Inventors
- 👤 Stern Bengt Evert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:19
CPC Classifications
G; G01; G01N; G01N7/00; G01N7/14; G01N1/00; G01N1/28; Y; Y10; Y10S; Y10S159/00; Y10S159/11
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |