US3335169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing unsaturated nitriles
Assignee: Goodrich Corp
•
Filing: 1966-01-10
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Granted: 1967-08-08
•
Expires: 1986-01-10
Abstract
No abstract record available.
Inventors
- 👤 Jamal S Eden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:10
CPC Classifications
C; C07; C07C; C07C253/00; C07C253/24; C07C253/26; B; B01; B01J; B01J27/00; B01J27/14; B01J27/186; B01J27/188; B01J27/19; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A METHOD OF PRODUCING COMPOUNDS OF THE FORMULA
Claim 2
Independent Claim
8 words
A METHOD OF PRODUCING COMPOUNDS OF THE FORMULA
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |