US2874185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-myristyl-3-hydroxybutylamines and their salts
Assignee: Individual
•
Filing: 1956-04-03
•
Granted: 1959-02-17
•
Expires: 1976-04-03
Abstract
No abstract record available.
Inventors
- 👤 Frank J Sowa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:18
CPC Classifications
A; A01; A01N; A01N33/00; A01N33/02; A01N33/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
18 words
N-MYRISTYL AMINES AND SALTS THEREOF WHEREIN THERE IS AT LEAST ONE 3-HYDROXYBUTYL RADICAL ATTACHED TO THE AMINO GROUP.
Claim 2
Dependent Claim
18 words
N-MYRISTYL AMINES AND SALTS THEREOF WHEREIN THERE IS AT LEAST ONE 3-HYDROXYBUTYL RADICAL ATTACHED TO THE AMINO GROUP.
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) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |