Patent US3342759A successfully refreshed from Google Patents.
US3342759A
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US
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Self-contained inking material and process for making same
Assignee: KEE LOX Manufacturing CO
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Filing: 1962-06-04
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Granted: 1967-09-19
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Expires: 1982-06-04
Abstract
No abstract record available.
Inventors
- 👤 Charles D Short
- 👤 Eugene E Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:37
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/03; B; B41; B41N; B41N7/00; B41N7/06; B41N2207/00; B41N2207/02; B41N2207/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PROCESS FOR PRODUCING A SELF-CONTAINED INKING MATERIAL COMPRISING (A) MIXING WITH A LIQUID DEPOLYMERIZED POLYISOPRENE, (B) A LIQUID GLYCOL-BASED INK THAT, BOTH DURING PROCESSING AND AFTER COMPLETION OF THE FINISHED PRODUCT, IS NONCOMPATIBLE WITH THE DEPOLYMERIZED POLYISOPRENE BUT CAN BE HOMOGENEOUSLY SUSPENDED WITHIN THE POLYISOPRENE TO BE EXPRESSED THEREFROM UNDER PRESSURE. AND (C) HEATING THE MIXTURE TO VULCANIZE THE MIXTURE IN A MOLD AND TO ENCAPSULATE IN THE PORES OF THE VULCANIZED POLYISOPRENE THE INK SO THAT THE INK MAY BE EXPRESSED THEREFROM BY PRESSURE.
Claim 2
Dependent Claim
86 words
A PROCESS FOR PRODUCING A SELF-CONTAINED INKING MATERIAL COMPRISING (A) MIXING WITH A LIQUID DEPOLYMERIZED POLYISOPRENE, (B) A LIQUID GLYCOL-BASED INK THAT, BOTH DURING PROCESSING AND AFTER COMPLETION OF THE FINISHED PRODUCT, IS NONCOMPATIBLE WITH THE DEPOLYMERIZED POLYISOPRENE BUT CAN BE HOMOGENEOUSLY SUSPENDED WITHIN THE POLYISOPRENE TO BE EXPRESSED THEREFROM UNDER PRESSURE. AND (C) HEATING THE MIXTURE TO VULCANIZE THE MIXTURE IN A MOLD AND TO ENCAPSULATE IN THE PORES OF THE VULCANIZED POLYISOPRENE THE INK SO THAT THE INK MAY BE EXPRESSED THEREFROM BY PRESSURE.
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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) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |