Patent US2479556A successfully refreshed from Google Patents.
US4450307A
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Hydroxy-containing bicycloalkane ether compounds
Assignee: Texaco Inc
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Filing: 1981-06-25
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Granted: 1984-05-22
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Expires: 2001-06-25
Abstract
Abstract New hydroxy-containing alkyl-substituted bicycloalkane ether compositions useful in the preparation of valuable detergent and lubricating compositions are obtained by reacting an alkyl-substituted 2-norbornene with a polyhydric alcohol in the presence of an acidic catalyst.
Inventors
- 👤 Philip H. Moss
- 👤 Edward C. Y. Nieh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:03
CPC Classifications
C; C10; C10M; C10M105/00; C10M105/08; C10M105/18; C10M2207/00; C10M2207/04; C10M2207/046
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-alkyl norbornane.
Claim 2
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-alkyl norbornane.
Claim 3
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-octyl norbornane.
Claim 4
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-octyl norbornane.
Claim 5
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-hexyl norbornane.
Claim 6
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-hexyl norbornane.
Claim 7
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-butyl norbornane.
Claim 8
Dependent Claim
9 words
A new compound comprising 5-(2-hydroxyethoxy) 2- and 3-butyl norbornane.
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) | 1987-05-22 | 1987-11-21 | 1988-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-22 | 1991-11-21 | 1992-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-22 | 1995-11-21 | 1996-05-22 | $7700.00 | Window Closed / Lapsed |