US2568189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid coating composition
Assignee: Industrial Metal Protectives Inc
•
Filing: 1949-11-09
•
Granted: 1951-09-18
•
Expires: 1969-11-09
Abstract
No abstract record available.
Inventors
- 👤 Jr John R Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:38
CPC Classifications
C; C09; C09D; C09D201/00; C09D201/02; C09D201/06; C09D201/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A LIQUID COATING COMPOSITON COMPRISING A DISPERSION OF 16 TO 20 POUNDS ZINC DUST, THE PARTICLE SIZE OF WHICH IS NOT LARGER THAN 6 MICRONS AND HAVING AN AVERAGE PARTICLE SIZE OF 3 MICRONS AT LEAST 90 PER CENT OF WHICH IS CAPABLE OF PASSING THROUGH A U. S. STANDARD 400 MESH SCREEN DISPERSED IN 60 TO 70 FLUID OUNCES SOLUTION CONTAINING 50 TO 60 PER CENT LOW ACID RESIN OF THE CLASS CONSISTING OF MELAMINE FORMALDEHYDE RESINS, PHENOL FORMALDEHYDE RESINS, PHTHALIC ACID-GLYCEROL RESIN, ESTER GUM RESINS AND DAMMAR GUM RESINS HAVING AN ACID NUMBER NOT EXCEEDING 7 IN SAID SOLUTION, SAID SOLUTION FURTHER CONTAINING 5 TO 25 FLUID OUNCES MODIFIED SYNTHETIC RESIN OF THE CLASS CONSISTING OF PHENOL MODIFIED ALKYD RESIN AND MALEIC ACID MODIFIED ALKYD RESIN RANGING FROM 10 TO 40 PER CENT BY WEIGHT OF THE RESIN CONTENT OF THE ENTIRE COMPOSITION, 16 TO 24 FLUID OUNCES SOLVENT AND ABOUT 1 FLUID OUNCE DRIER.
Claim 2
Dependent Claim
157 words
A LIQUID COATING COMPOSITON COMPRISING A DISPERSION OF 16 TO 20 POUNDS ZINC DUST, THE PARTICLE SIZE OF WHICH IS NOT LARGER THAN 6 MICRONS AND HAVING AN AVERAGE PARTICLE SIZE OF 3 MICRONS AT LEAST 90 PER CENT OF WHICH IS CAPABLE OF PASSING THROUGH A U. S. STANDARD 400 MESH SCREEN DISPERSED IN 60 TO 70 FLUID OUNCES SOLUTION CONTAINING 50 TO 60 PER CENT LOW ACID RESIN OF THE CLASS CONSISTING OF MELAMINE FORMALDEHYDE RESINS, PHENOL FORMALDEHYDE RESINS, PHTHALIC ACID-GLYCEROL RESIN, ESTER GUM RESINS AND DAMMAR GUM RESINS HAVING AN ACID NUMBER NOT EXCEEDING 7 IN SAID SOLUTION, SAID SOLUTION FURTHER CONTAINING 5 TO 25 FLUID OUNCES MODIFIED SYNTHETIC RESIN OF THE CLASS CONSISTING OF PHENOL MODIFIED ALKYD RESIN AND MALEIC ACID MODIFIED ALKYD RESIN RANGING FROM 10 TO 40 PER CENT BY WEIGHT OF THE RESIN CONTENT OF THE ENTIRE COMPOSITION, 16 TO 24 FLUID OUNCES SOLVENT AND ABOUT 1 FLUID OUNCE DRIER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-17 | 1955-03-19 | 1955-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-17 | 1959-03-19 | 1959-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-17 | 1963-03-19 | 1963-09-18 | $7700.00 | Window Closed / Lapsed |