US2676930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polybutadiene latex emulsion paints
Assignee: Standard Oil Development Co
•
Filing: 1952-04-29
•
Granted: 1954-04-27
•
Expires: 1972-04-29
Abstract
No abstract record available.
Inventors
- 👤 Jr John F Mckay
- 👤 Jr Sidney F Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:44
CPC Classifications
C; C09; C09D; C09D109/00; C09D109/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A POLYBUTADIENE EMULSION LATEX PAINT COMPRISING 35 TO 60 PARTS OF POLYBUTADIENE LATEX, 15 TO 25 PARTS OF A PIGMENT, 1 TO 3 PARTS OF KAOLIN, 1 TO 3 PARTS OF ALPHA PROTEIN, 0.15 TO 0.25 PART OF METHYL CELLULOSE, 0.01 TO 0.03 PART OF A METALLIC DRIER AND SUFFICIENT WATER TO GIVE A PAINT HAVING A SOLIDS CONTENT BETWEEN 35 AND 60%.
Claim 2
Dependent Claim
63 words
A POLYBUTADIENE EMULSION LATEX PAINT COMPRISING 35 TO 60 PARTS OF POLYBUTADIENE LATEX, 15 TO 25 PARTS OF A PIGMENT, 1 TO 3 PARTS OF KAOLIN, 1 TO 3 PARTS OF ALPHA PROTEIN, 0.15 TO 0.25 PART OF METHYL CELLULOSE, 0.01 TO 0.03 PART OF A METALLIC DRIER AND SUFFICIENT WATER TO GIVE A PAINT HAVING A SOLIDS CONTENT BETWEEN 35 AND 60%.
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) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |