US2886600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing isobutyl ethers
Assignee: USE ACQUISITION LLC
•
Filing: 1957-03-29
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Granted: 1959-05-12
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Expires: 1977-03-29
Abstract
No abstract record available.
Inventors
- 👤 Lee H Horsley
- 👤 Peter S Petrie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:24
CPC Classifications
C; C07; C07C; C07C41/00; C07C41/01; C07C41/02; C07C41/03; C07C41/18; C07C41/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
A PROCESS FOR PRODUCING AN ISOBUTYL ETHER COMPRISING (1) REACTING ISOBUTYLENE OXIDE WITH A HYDROXY COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
19 words
A PROCESS FOR PRODUCING AN ISOBUTYL ETHER COMPRISING (1) REACTING ISOBUTYLENE OXIDE WITH A HYDROXY COMPOUND HAVING 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) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |