US2712031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monosubstituted salicylaldehyde alkoximes
Assignee: Lasdon Foundation Inc
•
Filing: 1953-10-27
•
Granted: 1955-06-28
•
Expires: 1973-10-27
Abstract
No abstract record available.
Inventors
- 👤 Max N Huffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:15
CPC Classifications
C; C07; C07D; C07D243/00; C07D243/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
6 words
THE COMPOUNDS OF THE FOLLOWING FORMULA
Claim 2
Dependent Claim
6 words
THE COMPOUNDS OF THE FOLLOWING FORMULA
Claim 3
Dependent Claim
52 words
PROCESS FOR THE PRODUCTION OF NOVEL ALKOXIMES, WHICH COMPRISES REACTING A SALICYLALDEHYDE MONO SUBSTITUTED IN BUT ONE OF THE 3-, 4- AND 5-POSITIONS BY A MEMBER OF THE GROUP CONSISTING OF HYDROXY, LOWER ALKOXY, CHLORO, BROMO, NITRO, AMINO, LOWER ALKYLAMINO AND LOWER ACYLAMINO GROUPS WITH AN ALKOXYLAMINE IN AN INERT SOLVENT MEDIUM.
Claim 4
Dependent Claim
52 words
PROCESS FOR THE PRODUCTION OF NOVEL ALKOXIMES, WHICH COMPRISES REACTING A SALICYLALDEHYDE MONO SUBSTITUTED IN BUT ONE OF THE 3-, 4- AND 5-POSITIONS BY A MEMBER OF THE GROUP CONSISTING OF HYDROXY, LOWER ALKOXY, CHLORO, BROMO, NITRO, AMINO, LOWER ALKYLAMINO AND LOWER ACYLAMINO GROUPS WITH AN ALKOXYLAMINE IN AN INERT SOLVENT MEDIUM.
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) | 1958-06-27 | 1958-12-27 | 1959-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-27 | 1962-12-27 | 1963-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-27 | 1966-12-27 | 1967-06-28 | $7700.00 | Window Closed / Lapsed |