US3320198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Latex paint containing benzophenone
Assignee: EIDP Inc
•
Filing: 1963-01-28
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Granted: 1967-05-16
•
Expires: 1983-01-28
Abstract
No abstract record available.
Inventors
- 👤 Trevor B Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:34
CPC Classifications
C; C09; C09D; C09D133/00; C09D133/04; C09D133/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31938
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
AS A NOVEL LATEX PAINT, AN AQUEOUS DISPERSION OF A WATER-INSOLUBLE ACRYLIC INTERPOLYMER, PIGMENT, AND ABOUT 0.3 TO 10% OF BENZOPHENONE BASED ON THE DRY WEIGHT OF SAID INTERPOLYMER, THE PAINT HAVING A PIGMENT VOLUME CONCENTRATION OF ABOUT 10 TO 50%, AND SAID INTERPOLYMER BEING COMPOSED OF POLYMERIZED UNITS OF THE MONOMERS (A) AN ALPHA, BETA-UNSATURATED MONO-OLEFINIC CARBOXYLIC ACID, (B) A SOFT-UNIT MONOMER SELECTED FROM THE GROUP CONSISTING OF (1) ESTERS OF ACRYLIC ACID AND A PRIMARY ALKANOL OF 1 TO 18 CARBON ATOMS, (2) ESTERS OF ACRYLIC ACID AND A SECONDARY ALCOHOL OF 1 TO 18 CARBON ATOMS, (3) ESTERS OF METHACRYLIC ACID AND A PRIMARY ALKANOL OF 5 TO 18 CARBON ATOMS, AND (4) ESTERS OF METHACRYLIC ACID AND A SECONDARY ALKANOL OF 5 TO 18 CARBON ATOMS, AND (C) A HARD-UNIT MONOMER SELECTED FROM THE GROUP CONSISTING OF (1) ALKYL METHACRYLATES IN WHICH THE ALKYL GROUP HAS 1 TO 4 CARBON ATOMS, (2) TERT-AMYL METHACRYLATE, (3) TERT-BUTYL ACRYLATE, (4) TERT-AMYL ACRYLATE, (5) CYCLOHEXYL ACRYLATE, AND (6) CYCLOHEXYLATE, THE WEIGHT OF A BEING ABOUT 0.3 TO 4% OF THE COMBINED WEIGHT OF A, B AND C, AND B:C WEIGHT RATIO BEING ABOUT FROM 90:10 TO 10:90.
Claim 2
Dependent Claim
198 words
AS A NOVEL LATEX PAINT, AN AQUEOUS DISPERSION OF A WATER-INSOLUBLE ACRYLIC INTERPOLYMER, PIGMENT, AND ABOUT 0.3 TO 10% OF BENZOPHENONE BASED ON THE DRY WEIGHT OF SAID INTERPOLYMER, THE PAINT HAVING A PIGMENT VOLUME CONCENTRATION OF ABOUT 10 TO 50%, AND SAID INTERPOLYMER BEING COMPOSED OF POLYMERIZED UNITS OF THE MONOMERS (A) AN ALPHA, BETA-UNSATURATED MONO-OLEFINIC CARBOXYLIC ACID, (B) A SOFT-UNIT MONOMER SELECTED FROM THE GROUP CONSISTING OF (1) ESTERS OF ACRYLIC ACID AND A PRIMARY ALKANOL OF 1 TO 18 CARBON ATOMS, (2) ESTERS OF ACRYLIC ACID AND A SECONDARY ALCOHOL OF 1 TO 18 CARBON ATOMS, (3) ESTERS OF METHACRYLIC ACID AND A PRIMARY ALKANOL OF 5 TO 18 CARBON ATOMS, AND (4) ESTERS OF METHACRYLIC ACID AND A SECONDARY ALKANOL OF 5 TO 18 CARBON ATOMS, AND (C) A HARD-UNIT MONOMER SELECTED FROM THE GROUP CONSISTING OF (1) ALKYL METHACRYLATES IN WHICH THE ALKYL GROUP HAS 1 TO 4 CARBON ATOMS, (2) TERT-AMYL METHACRYLATE, (3) TERT-BUTYL ACRYLATE, (4) TERT-AMYL ACRYLATE, (5) CYCLOHEXYL ACRYLATE, AND (6) CYCLOHEXYLATE, THE WEIGHT OF A BEING ABOUT 0.3 TO 4% OF THE COMBINED WEIGHT OF A, B AND C, AND B:C WEIGHT RATIO BEING ABOUT FROM 90:10 TO 10:90.
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) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |