US3214462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyl benzene sulfonates having high susceptibility to bacteriological degradation
Assignee: Atlantic Richfield Co
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Filing: 1962-06-07
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Granted: 1965-10-26
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Expires: 1982-06-07
Abstract
No abstract record available.
Inventors
- 👤 Richard L Swenson
- 👤 Kenneth S Canfield
- 👤 William K Griesinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:26
CPC Classifications
C; C07; C07C; C07C309/00; C07C309/01; C07C309/28; C07C309/29; C07C309/30; C07C309/31; C07C2/00; C07C2/02; C07C2/04; C07C2/06; C07C2/08; C07C2/26; C07C2/30; C07C2531/00; C07C2531/02; C07C2531/12; C07C2531/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
ALKYLATED BENZENE SULFONATES HAVING A HIGH SUSCEPTIBILITY TO BACTERIOLOGICAL DEGRADATION, SAID SULFOANTES HAVING THE FORMULA
Claim 2
Dependent Claim
15 words
ALKYLATED BENZENE SULFONATES HAVING A HIGH SUSCEPTIBILITY TO BACTERIOLOGICAL DEGRADATION, SAID SULFOANTES HAVING THE FORMULA
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |