US3429931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-halo-1-nitro disulfides
Assignee: Chevron USA Inc
•
Filing: 1965-09-07
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Granted: 1969-02-25
•
Expires: 1985-09-07
Abstract
No abstract record available.
Inventors
- 👤 Joseph G E Fenyes
- 👤 Gustave K Kohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:50
CPC Classifications
C; C07; C07D; C07D239/00; C07D239/02; C07D239/24; C07D239/28; C07D239/46; C07D239/52; C07D239/54; C07C; C07C323/00; C07C329/00; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D233/00; C07D233/54; C07D233/66; C07D233/72; C07D233/80; C07D233/96
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |