US2777783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating a surface with polyhalocarbon resin and article formed thereby
Assignee: Individual
•
Filing: 1954-02-09
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Granted: 1957-01-15
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Expires: 1974-02-09
Abstract
No abstract record available.
Inventors
- 👤 Pierre R Welch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:28
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/24; B05D7/26; C; C09; C09D; C09D127/00; C09D127/02; C09D127/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49705; Y10T428/00; Y10T428/31504; Y10T428/3154; Y10T428/31544
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
AN ARTICLE COATED WITH A TIGHTLY ADHERING MONOLITHIC COATING MADE UP OF A PLURALITY OF TIGHTLY ADHERENT BAKED LAYERS COMPRISING A FUSED POLYHALOCARBON RESIN AND A NON-POLYHALOCARBON EXTENDER RESIN COMPATIBLE WITH AND CAPABLE OF WITHSTANDING THE FUSION TEMPERATURE OF THE POLYHALOCARBON RESIN, THE LAYER ADHERING DIRECTLY TO THE ARTICLE CONTAINING 0% TO ABOUT 70% BY WEIGHT OF POLYHALOCARBON RESIN, AND AT LEAST ONE LAYER SUPERIMPOSED THEREON CONTAINING ABOUT 25% TO ABOUT 70% BY WEIGHT OF FUSED POLYHALOCARBON RESIN, THE SURFACE LAYER OF SAID COATING COMPRISING ABOUT 70% TO 100% FUSED POLYHALOCARBON, SAID PERCENTAGES BEING BASED ON THE TOTAL RESIN CONTENT OF THE COATING, THE PROPORTION OF POLYHALOCARBON RESIN IN THE SUPERIMPOSED LAYERS INCREASING AND THE PROPORTION OF EXTENDER RESIN DECREASING FROM THE INITIAL LAYER TO THE FINAL LAYER.
Claim 2
Dependent Claim
128 words
AN ARTICLE COATED WITH A TIGHTLY ADHERING MONOLITHIC COATING MADE UP OF A PLURALITY OF TIGHTLY ADHERENT BAKED LAYERS COMPRISING A FUSED POLYHALOCARBON RESIN AND A NON-POLYHALOCARBON EXTENDER RESIN COMPATIBLE WITH AND CAPABLE OF WITHSTANDING THE FUSION TEMPERATURE OF THE POLYHALOCARBON RESIN, THE LAYER ADHERING DIRECTLY TO THE ARTICLE CONTAINING 0% TO ABOUT 70% BY WEIGHT OF POLYHALOCARBON RESIN, AND AT LEAST ONE LAYER SUPERIMPOSED THEREON CONTAINING ABOUT 25% TO ABOUT 70% BY WEIGHT OF FUSED POLYHALOCARBON RESIN, THE SURFACE LAYER OF SAID COATING COMPRISING ABOUT 70% TO 100% FUSED POLYHALOCARBON, SAID PERCENTAGES BEING BASED ON THE TOTAL RESIN CONTENT OF THE COATING, THE PROPORTION OF POLYHALOCARBON RESIN IN THE SUPERIMPOSED LAYERS INCREASING AND THE PROPORTION OF EXTENDER RESIN DECREASING FROM THE INITIAL LAYER TO THE FINAL LAYER.
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) | 1960-01-15 | 1960-07-16 | 1961-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-15 | 1964-07-16 | 1965-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-15 | 1968-07-16 | 1969-01-15 | $7700.00 | Window Closed / Lapsed |