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US3468926A
Expired / Lapsed
US
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3,5-dihalo-4-cyanoalkoxy phenols
Assignee: Dow Chemical Co
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Filing: 1966-07-08
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Granted: 1969-09-23
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Expires: 1986-07-08
Abstract
No abstract record available.
Inventors
- 👤 Linneaus C Dorman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:30
CPC Classifications
C; C07; C07C; C07C255/00; C07C255/49; C07C255/53; A; A01; A01N; A01N39/00; A01N39/02; C07C271/00; C07C271/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |