Patent US3133135A successfully refreshed from Google Patents.
US3133135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing solid shaped articles
Assignee: EIDP Inc
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Filing: 1960-07-29
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Granted: 1964-05-12
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Expires: 1980-07-29
Abstract
No abstract record available.
Inventors
- 👤 Harlan V Ogle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:16
CPC Classifications
C; C08; C08F; C08F291/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A PROCESS FOR PREPARING A SOLID SHAPED ARICLE FROM AT LEAST ONE ETHYLENICALLY UNSATURATED MONOMER WHICH IS POLYMERIZABLE AT A TEMPERATURE BELOW ITS BOILING POINT AND THE ADDITION POLYMERS OF WHICH ARE INSOLUBLE IN SAID MONOMER WHICH COMPRISES DISSOLVING AN ORGANIC POLYMER IN SAID ETHYLENICALLY UNSATURATED MONOMER TO PROVIDE A VISCOUS SOLUTION, SHAPING SAID SOLUTION AND IMMEDIATELY THEREAFTER POLYMERIZING SAID MONOMER TO FORM SAID SHAPED ARTICLE, SAID ORGANIC POLYMER BEING PRESENT IN SAID SOLUTION IN AN AMOUNT FROM ABOUT 4% TO ABOUT 90% BY WEIGHT OF SAID SOLUTION TO PROVIDE A VISCOSITY OF AT LEAST ABOUT 5 POISES AT A SHAPING TEMPERATURE IN THE RANGE FROM ABOUT -80*C. TO 90*C.
Claim 2
Dependent Claim
110 words
A PROCESS FOR PREPARING A SOLID SHAPED ARICLE FROM AT LEAST ONE ETHYLENICALLY UNSATURATED MONOMER WHICH IS POLYMERIZABLE AT A TEMPERATURE BELOW ITS BOILING POINT AND THE ADDITION POLYMERS OF WHICH ARE INSOLUBLE IN SAID MONOMER WHICH COMPRISES DISSOLVING AN ORGANIC POLYMER IN SAID ETHYLENICALLY UNSATURATED MONOMER TO PROVIDE A VISCOUS SOLUTION, SHAPING SAID SOLUTION AND IMMEDIATELY THEREAFTER POLYMERIZING SAID MONOMER TO FORM SAID SHAPED ARTICLE, SAID ORGANIC POLYMER BEING PRESENT IN SAID SOLUTION IN AN AMOUNT FROM ABOUT 4% TO ABOUT 90% BY WEIGHT OF SAID SOLUTION TO PROVIDE A VISCOSITY OF AT LEAST ABOUT 5 POISES AT A SHAPING TEMPERATURE IN THE RANGE FROM ABOUT -80*C. TO 90*C.
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |