Patent US2754285A successfully refreshed from Google Patents.
US2754285A
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Substituted indanol and reaction product with halohydrins
Assignee: Wyeth Holdings LLC
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Filing: 1954-07-16
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Granted: 1956-07-10
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Expires: 1974-07-16
Abstract
No abstract record available.
Inventors
- 👤 John C Petropoulos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:03
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/24; C08G59/245; C07; C07C; C07C39/00; C07C39/12; C07C39/17; C07C2602/00; C07C2602/02; C07C2602/04; C07C2602/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A PROCESS COMPRISING REACTING, IN AN ALKALINE MEDIUM, A MONOXY GLYCEROL HALOHYDRIN WITH
Claim 2
Dependent Claim
13 words
A PROCESS COMPRISING REACTING, IN AN ALKALINE MEDIUM, A MONOXY GLYCEROL HALOHYDRIN WITH
References Cited (Backward Citations)
US2493730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-10 | 1960-01-09 | 1960-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-10 | 1964-01-09 | 1964-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-10 | 1968-01-09 | 1968-07-10 | $7700.00 | Window Closed / Lapsed |