US3294532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot melt composition for threedimensional printing
Assignee: Eastman Kodak Co
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Filing: 1965-07-09
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Granted: 1966-12-27
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Expires: 1985-07-09
Abstract
No abstract record available.
Inventors
- 👤 Marion O Brunson
- 👤 James E Huffaker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:58
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/7614; B; B41; B41M; B41M3/00; B41M3/06; C; C09; C09D; C09D123/00; C09D123/02; C09D123/04; C09D123/08; C09D123/0807; C09D123/0815; G03B; G03B21/00; G03B21/14; G03B21/32; Y; Y10; Y10S; Y10S430/00; Y10S430/147
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
114 words
A COATING COMPOSITION CONSISTING ESSENTIALLY OF A BLEND OF 70-99.5% BY WEIGHT OF A THERMALLY DEGRADED PROPLYNE-BUTENE-1 COPOLYMER HAVING A MOLECULAR WEIGHT OF ABOUT 1,000 TO 8,000, 3-30% BY WEIGHT OF A SYNTHETIC HYDROCARBON RESIN COMPRISING A POLYMER OF UNSATURATES DERIVED FROM DEEP CRACKING OF PETROLEUM OR FROM WOOD DISTILLATES, SAID RESIN HAVING A MOLECULAR WEIGHT OF 300 TO 2,000, A SOFTENING POINT OF 40 TO 150*C., A SPECIFIC GRAVITY 25/25*C. OF 0.920 TO 0.980 AND AN ACID NUMBER OF LESS THAN 1 AND 0.25-1.0% BY WEIGHT OF A SLIP AGENT SELECTED FROM THE GROUP CONSISTING OF THE ADMIDES OF C-10 THROUGH C-30 SATURATED AND UNSATURATED MONO AND POLYCARBOXYLIC ACIDS AND THE ACETYLATED MONOGLYCERIDES.
References Cited (Backward Citations)
US2825721A
Cited
US2770609A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |