US2841503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film-forming hydrosols of barium titanate, their preparation and a substrate coated therewith
Assignee: EIDP Inc
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Filing: 1955-12-19
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Granted: 1958-07-01
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Expires: 1975-12-19
Abstract
No abstract record available.
Inventors
- 👤 Graham Boynton
- 👤 Gordon D Patterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:20
CPC Classifications
B; B82; B82Y; B82Y30/00; C; C01; C01G; C01G23/00; C01G23/003; C01G23/006; B01; B01J; B01J13/00; B01J13/0004; B01J13/0008; B01J13/0013; C01P; C01P2004/00; C01P2004/60; C01P2004/62; C01P2004/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A FILM-FORMING HYDROSOL OF BARIUM TITANATE COMPRISING WATER, BARIUM TITANATE AS THE MAJOR FILM-FORMING INGREDIENT IN THE FORM OF A SOL DISPERSED THERIN IN AMOUNT FROM 0.01 TO 5% BY WEIGHT, AND AN ACID HAVIGN A PKA OF LESS THAN 5 AS THE PEPTIZING AGENT IN AN AMOUNT OF AT LEAST 10 AND NOT MORE THAN 150 MOLE PERCENT BASED ON SAID BARIUM TITANATE.
Claim 2
Dependent Claim
64 words
A FILM-FORMING HYDROSOL OF BARIUM TITANATE COMPRISING WATER, BARIUM TITANATE AS THE MAJOR FILM-FORMING INGREDIENT IN THE FORM OF A SOL DISPERSED THERIN IN AMOUNT FROM 0.01 TO 5% BY WEIGHT, AND AN ACID HAVIGN A PKA OF LESS THAN 5 AS THE PEPTIZING AGENT IN AN AMOUNT OF AT LEAST 10 AND NOT MORE THAN 150 MOLE PERCENT BASED ON SAID BARIUM TITANATE.
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) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |