Patent US2911323A successfully refreshed from Google Patents.
US2911323A
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Electrostatic method and apparatus using non-conductive discharge means
Assignee: Motors Liquidation Co
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Filing: 1955-11-29
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Granted: 1959-11-03
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Expires: 1975-11-29
Abstract
No abstract record available.
Inventors
- 👤 Stanley R Prance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:52
CPC Classifications
B; B05; B05B; B05B5/00; B05B5/025; B05B5/057
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
IN A METHOD FOR ELECTROSTATICALLY PAINTING THE SURFACE OF AN ARTICLE WITH A PAINT, THE STEPS COMPRISING; PROVIDING A RELATIVELY FLAT, ELONGATED PLATE OF ELECTRICALLY NONCONDUCTIVE MATERIAL, SPACING SAID PLATE REMOTE FROM THE ARTICLE TO BE PAINTED, POSITIONING SAID PLATE AT A DOWNWARD ANGLE OF NOT MORE THAN 30* FROM THE HORIZONTAL, IMPORESSING A HIGH VOLTAGE D.C. CURRENT ACROSS SAID PLATE AND SAID ARTICLE, AND THEN FLOWING PAINT DOWN THE INCLINED PLATE FROM A STATIONARY POINT SUBSTANTIALLY EQUIDISTANT FROM THE ENDS THEREOF BY GRAVITY ALONE, WHEREBY THE PAINT IS ATOMIZED FROM THE LOWER EDGE OF THE PLATE SOLELY BY THE ELECTROSTATIC FIELD FORMED BETWEEN THE PLATE AND THE ARTICLE TO BE PAINTED
Claim 2
Dependent Claim
112 words
IN A METHOD FOR ELECTROSTATICALLY PAINTING THE SURFACE OF AN ARTICLE WITH A PAINT, THE STEPS COMPRISING; PROVIDING A RELATIVELY FLAT, ELONGATED PLATE OF ELECTRICALLY NONCONDUCTIVE MATERIAL, SPACING SAID PLATE REMOTE FROM THE ARTICLE TO BE PAINTED, POSITIONING SAID PLATE AT A DOWNWARD ANGLE OF NOT MORE THAN 30* FROM THE HORIZONTAL, IMPORESSING A HIGH VOLTAGE D.C. CURRENT ACROSS SAID PLATE AND SAID ARTICLE, AND THEN FLOWING PAINT DOWN THE INCLINED PLATE FROM A STATIONARY POINT SUBSTANTIALLY EQUIDISTANT FROM THE ENDS THEREOF BY GRAVITY ALONE, WHEREBY THE PAINT IS ATOMIZED FROM THE LOWER EDGE OF THE PLATE SOLELY BY THE ELECTROSTATIC FIELD FORMED BETWEEN THE PLATE AND THE ARTICLE TO BE PAINTED
References Cited (Backward Citations)
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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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |