US3208826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of analyzing water samples for deuterium content
Assignee: Individual
•
Filing: 1961-02-23
•
Granted: 1965-09-28
•
Expires: 1981-02-23
Abstract
No abstract record available.
Inventors
- 👤 Edward M Arnett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:49
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/18; C; C01; C01B; C01B4/00; G01N27/00; G01N27/02; G01N27/04; G01N27/14; G01N27/18; G01N27/185; Y; Y10; Y10T; Y10T436/00; Y10T436/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2373113A
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US2373112A
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US2848306A
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US2905536A
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US3066220A
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US3090672A
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US3118735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |