US2842546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quaternary ammonium compounds
Assignee: Rohm and Haas Co
•
Filing: 1956-01-18
•
Granted: 1958-07-08
•
Expires: 1976-01-18
Abstract
No abstract record available.
Inventors
- 👤 Earl W Lane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:39
CPC Classifications
A; A01; A01N; A01N33/00; A01N33/02; A01N33/12; A23; A23B; A23B7/00; A23B7/14; A23B7/153; A23B7/154; C; C11; C11D; C11D1/00; C11D1/38; C11D1/62
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
13 words
AS A NEW COMPOSITION OF MATTER, THE QUATERNARY AMMONIUM COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
13 words
AS A NEW COMPOSITION OF MATTER, THE QUATERNARY AMMONIUM COMPOUND HAVING THE FORMULA
Claim 3
Dependent Claim
8 words
AS A NEW COMPOSITION OF MATTER, N-METHYLETHYLPHENYLPHENTENYL-N-DODECENYLMORPHOLINIUM IODIDE.
Claim 4
Dependent Claim
8 words
AS A NEW COMPOSITION OF MATTER, N-METHYLETHYLPHENYLPHENTENYL-N-DODECENYLMORPHOLINIUM IODIDE.
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) | 1961-07-07 | 1962-01-06 | 1962-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-07 | 1966-01-06 | 1966-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-07 | 1970-01-06 | 1970-07-08 | $7700.00 | Window Closed / Lapsed |