Patent US2660697A successfully refreshed from Google Patents.
Patent US3377262A successfully refreshed from Google Patents.
US3377262A
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US
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Process of improving the printability of a polyester drafting film using an electricdischarge and heat
Assignee: EIDP Inc
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Filing: 1965-03-02
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Granted: 1968-04-09
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Expires: 1985-03-02
Abstract
No abstract record available.
Inventors
- 👤 Karickhoff Michael
- 👤 Lofland Jerry Claud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:12
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08J7/123; B; B26; B26F; B26F1/00; B26F1/26; B26F1/28; B29; B29C; B29C59/00; B29C59/10; B29C71/00; B29C71/02; B41; B41M; B41M1/00; B41M1/26; B41M1/30; B41M1/305; B29K; B29K2105/00; B29K2105/06; B29K2105/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
THE PROCESS COMPRISING: EXPOSING AT LEAST ONE SURFACE OF A LINEAR POLYESTER ARTICLE CONTAINING AN INORGANIC PARTICULATE MATERIAL TO THE ACTION OF AN ELECTRICAL DISCHARGE BETWEEN POSITIVE AND NEGATIVE ELECTRODES, WHEREBY SAID SURFACE IS RENDERED ADHERABLE TO MARKING MATERIALS; AND SUBSEQUENTLY HEATING SAID SURFACE TO A TEMPERATURE WITHIN THE RANGE OF 200*F. TO 400*F., WHEREBY THE SPREADING OF APPLIED MATERIALS IS REDUCED.
Claim 2
Dependent Claim
62 words
THE PROCESS COMPRISING: EXPOSING AT LEAST ONE SURFACE OF A LINEAR POLYESTER ARTICLE CONTAINING AN INORGANIC PARTICULATE MATERIAL TO THE ACTION OF AN ELECTRICAL DISCHARGE BETWEEN POSITIVE AND NEGATIVE ELECTRODES, WHEREBY SAID SURFACE IS RENDERED ADHERABLE TO MARKING MATERIALS; AND SUBSEQUENTLY HEATING SAID SURFACE TO A TEMPERATURE WITHIN THE RANGE OF 200*F. TO 400*F., WHEREBY THE SPREADING OF APPLIED MATERIALS IS REDUCED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |