Patent US2950174A successfully refreshed from Google Patents.
US2950174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation and stabilization of water soluble reactive titanium derivatives
Assignee: Individual
•
Filing: 1956-04-05
•
Granted: 1960-08-23
•
Expires: 1976-04-05
Abstract
No abstract record available.
Inventors
- 👤 Lagally Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:09
CPC Classifications
C; C01; C01G; C01G23/00; C01G23/04; C01G23/047; C01G23/053; Y; Y10; Y10S; Y10S430/00; Y10S430/148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROCESS FOR CONTROLLING THE HYDROLYSIS OF A WATER SOLUBLE ORTHOTITANATE ESTER AND FOR PRESERVING THE RESULTING HYDROLYZED REACTION PRODUCT IN THE FORM OF A WATER SOLUBLE LOW MOLECULAR WEIGHT COMPOUND SELECTED FROM THE GROUP CONSISTING OF MONOMERS AND POLYMERS OF ORTHOTITANIC ACID AND PARTIALLY HYDROLYZED ESTERS OF ORTHOTITANIC ACID, COMPRISING HYDROLYZING SAID ORTHOTITANTE ESTER IN AN AQUEOUS MEDIUM AND INHABITING POLYMERIZATION OF THE HYDEROLYZED PRODUCT BY INCORPORATING IN SAID AQUEOUS MEDIUM A STABILIZER CONTAINING AN ELECTION DONATING ATOM AND SELECTED FROM THE GROUP CONSISTING OF HYDROXYALDEHYDES, HYDROXY-KETONES, SEMI-ACETALS OF HYDROXYLADEHYDES, WATER-SOLUBLE ALCOHOLS, WATER SOLUBLE AMIDES, HYDROXT-ALKYL DERIVATIVES OF AMINES CONTAINING TERTIARY NITROGEN, AND HYDROXYALKYL-ALKYLENEPOLYAMINES.
Claim 2
Dependent Claim
105 words
A PROCESS FOR CONTROLLING THE HYDROLYSIS OF A WATER SOLUBLE ORTHOTITANATE ESTER AND FOR PRESERVING THE RESULTING HYDROLYZED REACTION PRODUCT IN THE FORM OF A WATER SOLUBLE LOW MOLECULAR WEIGHT COMPOUND SELECTED FROM THE GROUP CONSISTING OF MONOMERS AND POLYMERS OF ORTHOTITANIC ACID AND PARTIALLY HYDROLYZED ESTERS OF ORTHOTITANIC ACID, COMPRISING HYDROLYZING SAID ORTHOTITANTE ESTER IN AN AQUEOUS MEDIUM AND INHABITING POLYMERIZATION OF THE HYDEROLYZED PRODUCT BY INCORPORATING IN SAID AQUEOUS MEDIUM A STABILIZER CONTAINING AN ELECTION DONATING ATOM AND SELECTED FROM THE GROUP CONSISTING OF HYDROXYALDEHYDES, HYDROXY-KETONES, SEMI-ACETALS OF HYDROXYLADEHYDES, WATER-SOLUBLE ALCOHOLS, WATER SOLUBLE AMIDES, HYDROXT-ALKYL DERIVATIVES OF AMINES CONTAINING TERTIARY NITROGEN, AND HYDROXYALKYL-ALKYLENEPOLYAMINES.
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) | 1963-08-23 | 1964-02-22 | 1964-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-23 | 1968-02-22 | 1968-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-23 | 1972-02-22 | 1972-08-23 | $7700.00 | Window Closed / Lapsed |