US3377183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic powder coating on heated parts
Assignee: General Electric Co
•
Filing: 1963-07-01
•
Granted: 1968-04-09
•
Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Jr William C Hurt
- 👤 Raymond P Boehm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:19
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/02; B05D1/04; B05D1/06; B05D1/32; B05D3/00; B05D3/02; B05D3/0218; B05D3/0254; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31529
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A METHOD OF COATING A METALLIC ARTICLE WITH A MATERIAL COMPRISING A COMPOSITION OF EPOXY RESIN, POLYVINYL ACETAL RESIN AND POLYACRYLATE RESIN COMPRISING THE STEPS OF PRE-HEATING THE ARTICLE OF APPROXIMATELY 125*C., SPRAYING THE ARTICLE WITH THE MATERIAL IN THE FORM OF ELECTROSTATICALLY CHARGED POWDER, THEN BAKING THE COATED ARTICLE AT A TEMPERATURE OF AT LEAST 200*C. TO FUSE THE COATING.
Claim 2
Independent Claim
61 words
A METHOD OF COATING A METALLIC ARTICLE WITH A MATERIAL COMPRISING A COMPOSITION OF EPOXY RESIN, POLYVINYL ACETAL RESIN AND POLYACRYLATE RESIN COMPRISING THE STEPS OF PRE-HEATING THE ARTICLE OF APPROXIMATELY 125*C., SPRAYING THE ARTICLE WITH THE MATERIAL IN THE FORM OF ELECTROSTATICALLY CHARGED POWDER, THEN BAKING THE COATED ARTICLE AT A TEMPERATURE OF AT LEAST 200*C. TO FUSE THE COATING.
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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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |