Patent US3164608A successfully refreshed from Google Patents.
US3164608A
Expired / Lapsed
US
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Process for the preparation of sultones
Assignee: Henkel AG and Co KGaA
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Filing: 1962-12-05
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Granted: 1965-01-05
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Expires: 1982-12-05
Abstract
No abstract record available.
Inventors
- 👤 Blaser Bruno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:20
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/16; C07D213/20; C07C; C07C303/00; C07C303/02; C07C303/32; C07C319/00; C07C319/14; C07D327/00; C07D327/02; C07D327/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A PROCESS FOR THE PREAPARTION OF A SULTON WHICH COMPRISES THE STEPS OF REACTING ABOUT ONE MOL OF AN A-OLEFIN OF THE FORMULA
Claim 2
Dependent Claim
23 words
A PROCESS FOR THE PREAPARTION OF A SULTON WHICH COMPRISES THE STEPS OF REACTING ABOUT ONE MOL OF AN A-OLEFIN OF 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) | 1968-01-05 | 1968-07-06 | 1969-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-05 | 1972-07-06 | 1973-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-05 | 1976-07-06 | 1977-01-05 | $7700.00 | Window Closed / Lapsed |