Patent US4936791A successfully refreshed from Google Patents.
US3073719A
Expired / Lapsed
US
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Spray method for making metallic flake pigmented films
Assignee: EIDP Inc
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Filing: 1945-09-20
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Granted: 1963-01-15
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Expires: 1965-09-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Clayton M Albright
- 👤 Larchar Arthur Whitney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:26
CPC Classifications
H; H01; H01Q; H01Q17/00; H01Q17/002; B; B05; B05D; B05D7/00; B05D7/50; B05D7/56; B05D7/58; B32; B32B; B32B27/00; B05D2601/00; B05D2601/20; B05D2601/28
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
138 words
A METHOD FOR OBATINING A FILM WHICH, WHEN ATTACHED TO A METAL BACKING, MODIFIES TO SUBSTANTIALLLY THE SAME DEGREE ALL PLANE POLARIZED ELECTROMAGNETIC RADIATIONS STRIKING THE SURFACE OF THE FILM PERPENDICULARLY, SAID METHOD COMPRISING SPRAYING ON SHEET MATERIAL AT LEAST 10 SUCCESSIVE COATS OT A LIQUID COATING COMPOSITION CONTAINING A FILM-FORMING VEHICLE AND METAL FLAKE PIGMENT UNTIL A FILM OF THE DESIRED THICKNESS IN WHICH THE THICKNESS DEVIATION IS NOT MORE THAN $1.5% IS OBTAINED, SPRAYING APPROXIMATELY HALF OF SAID COATS ON SAID SHEET MATERIAL WITH THE SPRAY MATERIAL IN LINES OF MOTION SUBTRAVERSING THE SHEET MATERIAL IN LINES OF MOTION SUBSTANTIALLLY AT RIGHT ANGLES TO THOSE FORMING THE OTHER COATS, AND SPRAYING IN THE SAME DIRECTION A NUMBER OF SUCCESSIVE COATS NOT MORE THAN THAT REQUIRED TO FORM 10% OF THE TOTAL THICKNESS OF THE FINAL FILM.
Claim 2
Independent Claim
138 words
A METHOD FOR OBATINING A FILM WHICH, WHEN ATTACHED TO A METAL BACKING, MODIFIES TO SUBSTANTIALLLY THE SAME DEGREE ALL PLANE POLARIZED ELECTROMAGNETIC RADIATIONS STRIKING THE SURFACE OF THE FILM PERPENDICULARLY, SAID METHOD COMPRISING SPRAYING ON SHEET MATERIAL AT LEAST 10 SUCCESSIVE COATS OT A LIQUID COATING COMPOSITION CONTAINING A FILM-FORMING VEHICLE AND METAL FLAKE PIGMENT UNTIL A FILM OF THE DESIRED THICKNESS IN WHICH THE THICKNESS DEVIATION IS NOT MORE THAN $1.5% IS OBTAINED, SPRAYING APPROXIMATELY HALF OF SAID COATS ON SAID SHEET MATERIAL WITH THE SPRAY MATERIAL IN LINES OF MOTION SUBTRAVERSING THE SHEET MATERIAL IN LINES OF MOTION SUBSTANTIALLLY AT RIGHT ANGLES TO THOSE FORMING THE OTHER COATS, AND SPRAYING IN THE SAME DIRECTION A NUMBER OF SUCCESSIVE COATS NOT MORE THAN THAT REQUIRED TO FORM 10% OF THE TOTAL THICKNESS OF THE FINAL FILM.
Claim 3
Dependent Claim
16 words
THE METHOD SET FORTH IN CLAIM 1 IN WHICH SAID FILMFORMING VEHICLE IS BUTADIENE/STYRENE SYNTHETIC RUBBER.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |