US3033875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensed ring heterocyclic disulfides and sulfides
Assignee: Hills Bros Coffee Inc
•
Filing: 1959-09-28
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Granted: 1962-05-08
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Expires: 1979-09-28
Abstract
No abstract record available.
Inventors
- 👤 Nutting Lee
- 👤 Robert M Silverstein
- 👤 Chester M Himel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:14
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/77; C07D307/78; C07D307/79; A; A23; A23L; A23L27/00; A23L27/20; A23L27/205; A23L27/2052; A23L27/2054; C07D209/00; C07D209/02; C07D209/04; C07D209/10; C07D215/00; C07D215/02; C07D215/12; C07D307/80; C07D333/00; C07D333/50; C07D333/52; C07D333/54
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
2 words
BIS-(3-INDOLEMETHYL) DISULFIDE.
References Cited (Backward Citations)
US2507473A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |