Patent US2622110A successfully refreshed from Google Patents.
US2622110A
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US
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Production of di(cycloalkyl) alkanes
Assignee: Universal Oil Products Co
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Filing: 1950-02-28
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Granted: 1952-12-16
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Expires: 1970-02-28
Abstract
No abstract record available.
Inventors
- 👤 Vladimir N Ipatieff
- 👤 Pines Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:07
CPC Classifications
C; C07; C07C; C07C13/00; C07C13/28; C07C5/00; C07C5/02; C07C5/10; C07C2521/00; C07C2521/02; C07C2521/04; C07C2521/06; C07C2521/08; C07C2523/00; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/70; C07C2523/74; C07C2523/755; C07C2601/00; C07C2601/12; C07C2601/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A DI(ALKYLCYCLOHEXYL) ALKANE HYDROCARBON REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
8 words
A DI(ALKYLCYCLOHEXYL) ALKANE HYDROCARBON REPRESENTED BY 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) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |