US2789133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkoxypentenyl sulfonates
Assignee: Rohm and Haas Co
•
Filing: 1954-07-13
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Granted: 1957-04-16
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Expires: 1974-07-13
Abstract
No abstract record available.
Inventors
- 👤 Earl W Lane
- 👤 Warren D Niederhauser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:59
CPC Classifications
C; C07; C07C; C07C303/00; C07C303/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
29 words
AS NEW COMPOSITIONS OF MATTER COMPOUNDS HAVING THE FORMULA ROCH2CH2CH=CHCH2SO3R'', IN WHICH R IS AN ALKYL GROUP OF EIGHT TO TWENTY CARBON ATOMS AND R'' IS AN INORGANIC CATION.
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) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |