US2702284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water dispersion paint containing barium compound to prevent blooming
Assignee: Bridgestone Firestone Inc
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Filing: 1952-08-19
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Granted: 1955-02-15
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Expires: 1972-08-19
Abstract
No abstract record available.
Inventors
- 👤 Marlyn J Brock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:58
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/02; C09D5/024
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
METHOD OF PRODUCING AN IMPROVED WATER DISPERSION PAINT, WHICH INCLUDES THE STEP OF INCORPORATING IN AN AQUEOUS PAINT CONTAINING A NON-RUBBERY, RESINOUS, CONJUGATED DIENE POLYMER, A WATER DISPERSION OF A BARIUM SALT OF AN ACID NATURALLY OCCURING IN A FAT, SAID BARIUM SALT PROVIDING AT 25* C. AT LEAST 0.0003 GRAM OF BARIUM IONS PER 100 GRAMS OF WATER IN THE PAINT, SUFFICIENT OF SAID BARIUM SALT BEING INCORPORATED TO SUPPLY BETWEEN 0.01 GRAM AND 2 GRAMS OF BARIUM IONS PER 100 GRAMS OF POLYMER PRESENT IN THE PAINT, WITHOUT COAGULATION OF THE PAINT, WHEREBY BLOOMING IS SUPPRESSED ON A DRIED FILM OF THE PAINT EXPOSED TO AN AMBIENT ATMOSPHBERE CONTAINING A HIGH RELATIVE HUMIDITY.
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) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |