US2755307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the recovery of 2, 4, 5-trichlorophenol
Assignee: Olin Corp
•
Filing: 1953-05-07
•
Granted: 1956-07-17
•
Expires: 1973-05-07
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Nicolaisen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:33
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/68; C07C37/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2509245A
Cited
US2615923A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |