US3668100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrophoretic coating of metal substrates using elevated pressures
Assignee: Continental Can Co Inc
•
Filing: 1970-07-01
•
Granted: 1972-06-06
•
Expires: 1990-07-01
Abstract
Abstract In a process of electrophoretic coating of electrically conductive surfaces with organic resins, the amount of resin deposited is substantially increased by conducting the electrophoretic deposition at pressures above atmospheric.
Inventors
- 👤 Lincoln J Frost
- 👤 Arnd J Stadler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:15
CPC Classifications
C; C25; C25D; C25D13/00; C25D13/22
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
30 words
The method of claim 1 wherein the pressure in the atmosphere above the bath is raised between about 1 to about 100 psi during the electrophoretic coating of the article.
Claim 2
Dependent Claim
14 words
The method of claim 1 wherein the organic coating material is a thermoplastic resin.
Claim 3
Dependent Claim
14 words
The method of claim 1 wherein the organic coating material is a thermosetting resin.
Claim 4
Dependent Claim
20 words
The method of claim 4 wherein the thermosetting resin electrophoretically coated surface is heated to harden the electrophoretically deposited coating.
References Cited (Backward Citations)
US3496082A
Cited
US3476666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |