Patent US3017416A successfully refreshed from Google Patents.
US3017416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
N-succinimidomethyl-substituted quaternary ammonium compounds
Assignee: Rohm and Haas Co
•
Filing: 1959-08-28
•
Granted: 1962-01-16
•
Expires: 1979-08-28
Abstract
No abstract record available.
Inventors
- 👤 Lo Chien Pen
- 👤 Richard L Orsage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:08
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/404
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
4 words
COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
4 words
COMPOUNDS OF THE FORMULA
Claim 3
Dependent Claim
4 words
DODECYLADIMETHYL (SUCCINIMIDOMETHYL) AMMONIUM CHLORIDE.
Claim 4
Dependent Claim
4 words
DODECYLADIMETHYL (SUCCINIMIDOMETHYL) AMMONIUM CHLORIDE.
References Cited (Backward Citations)
US2271122A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |