US3301908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cupric catalyst for the caustic hydrol- ysis of aromatic halides
Assignee: —
•
Filing: —
•
Granted: 1967-01-31
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Expires: 1984-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:51
CPC Classifications
C; C07; C07C; C07C37/00; C07C37/60; C07C309/00; C07C309/01; C07C309/28; C07C309/41; C07C309/42; C07C39/00; C07C39/24; C07C39/26; C07C39/27; C07C43/00; C07C43/02; C07C43/257; C07C43/29
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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |