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US2525672A
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US
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Preparation of alkynylalkenylcarbinols
Assignee: Individual
•
Filing: 1948-09-09
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Granted: 1950-10-10
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Expires: 1968-09-09
Abstract
No abstract record available.
Inventors
- 👤 Heilbron Ian Morris
- 👤 Jones Ewart Ray Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:42
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/36; C07C29/38; C07C29/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
PROCESS FOR THE PREPARATION OF ALKYNYL ALKENYL CARBINOLS WHICH COMPRISES REACTING A HALOGEN EPOXY ALKANE OF THE GENERAL FORMULA
Claim 2
Dependent Claim
19 words
PROCESS FOR THE PREPARATION OF ALKYNYL ALKENYL CARBINOLS WHICH COMPRISES REACTING A HALOGEN EPOXY ALKANE OF THE GENERAL 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) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |