US3303046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making liquid-filled porous plastics and products
Assignee: International Business Machines Corp
•
Filing: 1963-12-30
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Granted: 1967-02-07
•
Expires: 1983-12-30
Abstract
No abstract record available.
Inventors
- 👤 Chebiniak Paul
- 👤 Robert T Wiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:24
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; C; C08; C08J; C08J9/00; C08J9/28; C08J2201/00; C08J2201/04; C08J2201/05; C08J2201/0504; Y; Y10; Y10S; Y10S264/00; Y10S264/13; Y10S428/00; Y10S428/905; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249994; Y10T428/249995; Y10T428/249996; Y10T428/31504; Y10T428/31844; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METHOD FOR MAKING LIQUID-FILLED, POROUS PLASTIC TRANSFER SHEETS COMPRISING: MIXING AN AQUEOUS THERMOPLASTIC POLYMER LATEX WITH A SECONDARY PLASTICIZER CONTAINING A COLORING AGENT WITH WHICH IT IS COMPATIBLE TO RESULT IN THE COLORING AGENT BEING ENTRAPPED TO FORM AN AQUEOUS COMPOSITION CONTAINING DISPERSED DROPLETS OF SAID SECONDARY PLASTICIZER AND COLORING AGENT, DEPOSITING A COATING OF SAID AQUEOUS COMPOSITION ONTO A SUBSTRATE, REMOVING THE WATER FROM THE COATING OF SAID AQUEOUS COMPOSITION, AND COALESCING THE POLYMER TO FORM A POROUS, PLASTIC TRANSFER SHEET HAVING SAID DROPLETS OF COLORED SECONDARY PLASTICIZER ENTRAPPED IN THE PORES.
Claim 2
Independent Claim
94 words
A METHOD FOR MAKING LIQUID-FILLED, POROUS PLASTIC TRANSFER SHEETS COMPRISING: MIXING AN AQUEOUS THERMOPLASTIC POLYMER LATEX WITH A SECONDARY PLASTICIZER CONTAINING A COLORING AGENT WITH WHICH IT IS COMPATIBLE TO RESULT IN THE COLORING AGENT BEING ENTRAPPED TO FORM AN AQUEOUS COMPOSITION CONTAINING DISPERSED DROPLETS OF SAID SECONDARY PLASTICIZER AND COLORING AGENT, DEPOSITING A COATING OF SAID AQUEOUS COMPOSITION ONTO A SUBSTRATE, REMOVING THE WATER FROM THE COATING OF SAID AQUEOUS COMPOSITION, AND COALESCING THE POLYMER TO FORM A POROUS, PLASTIC TRANSFER SHEET HAVING SAID DROPLETS OF COLORED SECONDARY PLASTICIZER ENTRAPPED IN THE PORES.
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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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |