US2878141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of applying pigmented coating to sheet metal
Assignee: Primerica Inc
•
Filing: 1955-02-16
•
Granted: 1959-03-17
•
Expires: 1975-02-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Canniff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:49
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
THE METHOD OF COATING A METAL SHEET TO PROTECT THE SAME AND TO PRODUCE A LUSTROUS FINISH THEREON, COMPRISING APPLYING A FLUID BASE COATING TO SAID SHEET AND THEREAFTER APPLYING A FLUID TOP COATING WHILE SAID BASE COATING IS WET, SAID COATINGS CONTAINING COMPATIBLE FILM-FORMING RESINS AND COMPATIBLE SOLVENTS TO FORM ADHERENT UNBROKEN COATING LAYERS, SAID TOP COATING FURTHER CONTAINING A PIGMENT COMPRISING METALLIC LEAFLETS, SAID LEAFLETS AND SAID TOP COAT RESIN SUBSTANTIALLY EQUAL PARTS BY WEIGHT, SAID BASE COAT HAVING A WEIGHT PER UNIT AREA AND A VISCOSITY EACH AT LEAST TWICE THAT OF SAID TOP COAT TO PRODUCE A TOUGH, PROTECTIVE COATING ON SAID SHEET AND TO PERMIT SAID BASE COAT SOLVENT TO EVAPORATE THROUGH SAID LESS VISCOUS TOP COAT WITHOUT DISTURBING SAID PIGMENT THEREIN, WHEREBY TO PRODUCE A LUSTROUS GRAINLESS FINISH ON SAID SHEET, AND EVAPORATING SAID SOLVENTS AND CURING SAID RESINS.
Claim 2
Independent Claim
145 words
THE METHOD OF COATING A METAL SHEET TO PROTECT THE SAME AND TO PRODUCE A LUSTROUS FINISH THEREON, COMPRISING APPLYING A FLUID BASE COATING TO SAID SHEET AND THEREAFTER APPLYING A FLUID TOP COATING WHILE SAID BASE COATING IS WET, SAID COATINGS CONTAINING COMPATIBLE FILM-FORMING RESINS AND COMPATIBLE SOLVENTS TO FORM ADHERENT UNBROKEN COATING LAYERS, SAID TOP COATING FURTHER CONTAINING A PIGMENT COMPRISING METALLIC LEAFLETS, SAID LEAFLETS AND SAID TOP COAT RESIN SUBSTANTIALLY EQUAL PARTS BY WEIGHT, SAID BASE COAT HAVING A WEIGHT PER UNIT AREA AND A VISCOSITY EACH AT LEAST TWICE THAT OF SAID TOP COAT TO PRODUCE A TOUGH, PROTECTIVE COATING ON SAID SHEET AND TO PERMIT SAID BASE COAT SOLVENT TO EVAPORATE THROUGH SAID LESS VISCOUS TOP COAT WITHOUT DISTURBING SAID PIGMENT THEREIN, WHEREBY TO PRODUCE A LUSTROUS GRAINLESS FINISH ON SAID SHEET, AND EVAPORATING SAID SOLVENTS AND CURING SAID RESINS.
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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) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |