US3329696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-(2-hydroxyphenylmethylene)-cycloalkyl amines and metal salts thereof
Assignee: Universal Oil Products Co
•
Filing: 1963-06-17
•
Granted: 1967-07-04
•
Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 Allen K Sparks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:37
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/29; C08K5/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-(2- HYDROXYPHENYLMETHYLENE)-Y-CYCLOALKYLAMINE AND METAL SALTS THEREOF IN WHICH Y IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, HYDROCARBYL AND HYDROCARBYLOXY AND THE METAL IS SELECTED FROM THE GROUP CONSISTING OF NICKEL, COPPER, COBALT, LITHIUM, ANTIMONY, CADMIUM, LEAD, TIN, URANIUM, VANADIUM, ZINC, IRON AND MERCURY.
Claim 2
Dependent Claim
52 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-(2- HYDROXYPHENYLMETHYLENE)-Y-CYCLOALKYLAMINE AND METAL SALTS THEREOF IN WHICH Y IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, HYDROCARBYL AND HYDROCARBYLOXY AND THE METAL IS SELECTED FROM THE GROUP CONSISTING OF NICKEL, COPPER, COBALT, LITHIUM, ANTIMONY, CADMIUM, LEAD, TIN, URANIUM, VANADIUM, ZINC, IRON AND MERCURY.
References Cited (Backward Citations)
US2345485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |