US3349110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nu-(2-hydroxyphenylmethylene)-or-gano aryl amines and metal salts thereof
Assignee: Universal Oil Products Co
•
Filing: 1963-06-17
•
Granted: 1967-10-24
•
Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 Henryk A Cyba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:37
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/29; C08K5/17; C08K5/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-(2-HYDROXYPHENYLMETHYLENE)-Y-ARYLAMINE IN WHICH THE ARYL CONTAINS FROM 1 TO 2 CARBOCYCLIC RINGS AND Y IS SELECTED FROM THE GROUP CONSISTING OF HYDROCARBYL AND HYDROCARBYLOXY OF AT LEAST 3 CARBON ATOMS AND METAL SALTS THEREOF IN WHICH THE METAL IS SELECTED FROM THE GROUP CONSISTING OF NICKEL, COPPED, COBALT, LITHIUM, ANTIMONY, CADMIUM, LEAD, TIN, URANIUM, VANADIUM, ZINC, IRON AND MERCURY.
Claim 2
Dependent Claim
67 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-(2-HYDROXYPHENYLMETHYLENE)-Y-ARYLAMINE IN WHICH THE ARYL CONTAINS FROM 1 TO 2 CARBOCYCLIC RINGS AND Y IS SELECTED FROM THE GROUP CONSISTING OF HYDROCARBYL AND HYDROCARBYLOXY OF AT LEAST 3 CARBON ATOMS AND METAL SALTS THEREOF IN WHICH THE METAL IS SELECTED FROM THE GROUP CONSISTING OF NICKEL, COPPED, COBALT, LITHIUM, ANTIMONY, CADMIUM, LEAD, TIN, URANIUM, VANADIUM, ZINC, IRON AND MERCURY.
References Cited (Backward Citations)
US2355257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |