US3565665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solvent vapor fusion method
Assignee: Eastman Kodak Co
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Filing: 1969-05-22
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Granted: 1971-02-23
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Expires: 1989-05-22
Abstract
Abstract A METHOD FOR COATING AN ARTICLE WITH A CONTINUOUS POLYMERIC FILM INCLUDING THE STEPS OF (A) DEPOSITING AND ADHERING A LAYER OF POLYMERIC MATERIAL IN PARTICULATE FORM TO THE ARTICLES EXTERIOR SURFACE, (B) MAINTAINING THE COATED ARTICLE AT A TEMPERATURE BELOW THE BOILING POINT OF A SELECTED COMPOSITION WHICH IS A SOLVENT FOR THE POLYMERIC MATERIAL AT ITS BOILING POINT AND WITHIN A TEMPERATURE RANGE BELOW ITS BOILING POINT, AND (C) EXPOSING THE ARTICLE TO AN ATMOSPHERE CONTAINING THE SELECTED COMPOSITION IN VAPOR FORM, WHEREBY THE VAPORS CONDENCE ON THE SURFACE OF THE ARTICLE AND CAUSE THE POLYMERIC MATERIAL TO FUSE AND FORM A CONTINUOUS FILM ON THE SURFACE OF THE ARTICLE.
Inventors
- 👤 James G Stranch
- 👤 Edward E Denison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:26
CPC Classifications
B; B05; B05D; B05D3/00; B05D3/04; B05D3/0466; B05D2401/00; B05D2401/30; B05D2401/32
Claims Analysis
Total Claims: 0
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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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |