US3091625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of organic titanates
Assignee: EIDP Inc
•
Filing: 1960-10-21
•
Granted: 1963-05-28
•
Expires: 1980-10-21
Abstract
No abstract record available.
Inventors
- 👤 Giisdorf Robert Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:10
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
IN A PROCESS FOR PREPARING ORGANIC SOLVENT-SOLUBLE ORTHOTIANIC ACID ESTERS OF 1,3-GLYCOLS, THE IMPROVEMENT WHICH COMPRISES (A) REACTING UNDER ANHYDROUS CONDITIONS 1 MOLE OF TITANIUM TETRACHLORIDE WITH AT LEAST TWO MOLES OF A GLYCOL HAVING THE STRUCTURE
Claim 2
Dependent Claim
37 words
IN A PROCESS FOR PREPARING ORGANIC SOLVENT-SOLUBLE ORTHOTIANIC ACID ESTERS OF 1,3-GLYCOLS, THE IMPROVEMENT WHICH COMPRISES (A) REACTING UNDER ANHYDROUS CONDITIONS 1 MOLE OF TITANIUM TETRACHLORIDE WITH AT LEAST TWO MOLES OF A GLYCOL HAVING THE STRUCTURE
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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |