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Patent US3367974A successfully refreshed from Google Patents.
US3367974A
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Process for the preparation of dinuclear halophenols
Assignee: Union Carbide Corp
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Filing: 1965-06-04
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Granted: 1968-02-06
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Expires: 1985-06-04
Abstract
No abstract record available.
Inventors
- 👤 Francis N Apel
- 👤 Jr Louis B Conte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:08
CPC Classifications
C; C07; C07C; C07C315/00; C07C315/04; C07C37/00; C07C37/01; C07C37/02; C07C45/00; C07C45/61; C07C45/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2988573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |