Patent US1993400A successfully refreshed from Google Patents.
Patent US2708205A successfully refreshed from Google Patents.
US2708205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic titanium compounds
Assignee: EIDP Inc
•
Filing: 1952-07-31
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Granted: 1955-05-10
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Expires: 1972-07-31
Abstract
No abstract record available.
Inventors
- 👤 John H Haslam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:20
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/003
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
71 words
A PROCESS FOR PREPARING A VINYL ESTER OF TITANIUM WHICH COMPRISES REACTING AN ENOL-FORMING CARBONYL-RADICAL-CONTAINING ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF AN ALDEHYDE AND KETONE WITH A TITANIUM ORTHO ESTER, DURING THE REACTION MAINTAINING THE REACTANTS AT A TEMPERATURE ABOVE THE BOILING POINT OF THE CO-PRODUCT ALCOHOL FORMED IN THE PROCESS AND CONTINUOUSLY REMOVING SAID CO-PRODUCT ALCOHOL FROM THE REACTION ZONE AS FORMED, AND RECOVERING THE VINYL ESTER PRODUCT.
Claim 2
Dependent Claim
71 words
A PROCESS FOR PREPARING A VINYL ESTER OF TITANIUM WHICH COMPRISES REACTING AN ENOL-FORMING CARBONYL-RADICAL-CONTAINING ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF AN ALDEHYDE AND KETONE WITH A TITANIUM ORTHO ESTER, DURING THE REACTION MAINTAINING THE REACTANTS AT A TEMPERATURE ABOVE THE BOILING POINT OF THE CO-PRODUCT ALCOHOL FORMED IN THE PROCESS AND CONTINUOUSLY REMOVING SAID CO-PRODUCT ALCOHOL FROM THE REACTION ZONE AS FORMED, AND RECOVERING THE VINYL ESTER PRODUCT.
Claim 3
Dependent Claim
2 words
DIVINYL-DIISOPROPYL TITANATE.
Claim 4
Dependent Claim
2 words
DIVINYL-DIISOPROPYL TITANATE.
Claim 5
Dependent Claim
3 words
POLYMERIZED TETRASTURYL TITANATE.
Claim 6
Dependent Claim
3 words
POLYMERIZED TETRASTURYL TITANATE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-09 | 1958-11-08 | 1959-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-09 | 1962-11-08 | 1963-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-09 | 1966-11-08 | 1967-05-10 | $7700.00 | Window Closed / Lapsed |