US2683736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amine salts of the tridecyl esters of sulfobenzoic acid
Assignee: Monsanto Chemicals Ltd
•
Filing: 1952-09-19
•
Granted: 1954-07-13
•
Expires: 1972-09-19
Abstract
No abstract record available.
Inventors
- 👤 Kosmin Milton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:04
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C07; C07C; C07C309/00; C07C309/01; C07C309/28; C07C309/57; C07C309/58; C09; C09K; C09K23/00; C09K23/04; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S516/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
SURFACE-ACTIVE AGENTS HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
SURFACE-ACTIVE AGENTS HAVING THE FORMULA
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) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |