Patent US3312684A successfully refreshed from Google Patents.
US3312684A
Expired / Lapsed
US
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Oil glycosides of sophorose and fatty acid esters thereof
Assignee: National Research Council Canada
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Filing: 1965-03-17
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Granted: 1967-04-04
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Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 Spencer John Francis Theodore
- 👤 Tulloch Alexander Patrick
- 👤 Gorin Philip Albert James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:13
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/44; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/944; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
THE OIL GLYCOSIDE OF THE DISACCHARIDE SOPHOROSE, AND FATTY ACIDS HAVING 15 TO 19 CARBONATOMS, HYDROXYLATED IN ONE OF THE OMEGA, AND THE OMEGA-MINUS-ONE POSITIONS.
Claim 2
Dependent Claim
25 words
THE OIL GLYCOSIDE OF THE DISACCHARIDE SOPHOROSE, AND FATTY ACIDS HAVING 15 TO 19 CARBONATOMS, HYDROXYLATED IN ONE OF THE OMEGA, AND THE OMEGA-MINUS-ONE POSITIONS.
References Cited (Backward Citations)
US2973353A
Cited
US3053830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-03 | 1970-10-03 | 1971-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-03 | 1974-10-03 | 1975-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-03 | 1978-10-03 | 1979-04-04 | $7700.00 | Window Closed / Lapsed |