US3510528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing meta-alkylchloro- and fluorophenols
Assignee: Chevron USA Inc
•
Filing: 1967-04-20
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Granted: 1970-05-05
•
Expires: 1987-04-20
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Stevick
- 👤 Gustave K Kohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:44
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/11; C07C37/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2655547A
Cited
US2115884A
Cited
US1938911A
Cited
US2784239A
Cited
US2843634A
Cited
US3014079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |