Patent US2936209A successfully refreshed from Google Patents.
US2936209A
Expired / Lapsed
US
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Process for marking thermoplastic surfaces and resultant product
Assignee: Optical Gaging Products Inc
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Filing: 1957-12-16
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Granted: 1960-05-10
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Expires: 1977-12-16
Abstract
No abstract record available.
Inventors
- 👤 Frank A Dombrowski
- 👤 William T Macleish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:37
CPC Classifications
B; B41; B41M; B41M1/00; B41M1/26; B41M1/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
PROCESS FOR PRODUCING IMAGES ON A THERMOPLASTIC SURFACE, COMPRISING THE STEPS OF APPLYING A RESIST SYSTEM TO ESSENTIALLY COMPLETELY COVER SAID THERMOPLASTIC SURFACE WITH A THIN SUBSTANTIALLY CONTINUOUS HARD FILM, INCISING SAID RESIST SYSTEM WITH A DISPLACEMENT FORCE SUFFICIENT TO EXPOSE SAID THERMOPLASTIC SURFACE WHERE SAID FORCE IS APPLIED, APPLYING AN INK CARRIED IN A LIQUID MEDIUM WHICH IS AT LEAST A PARTIAL SOLVENT FOR SAID THERMOPLASTIC SURFACE THEREBY TO STAIN THE EXPOSED PORTION OF SAID SURFACE IN A DESIRED PATTERN CORRESPONDING TO SAID
Claim 2
Dependent Claim
84 words
PROCESS FOR PRODUCING IMAGES ON A THERMOPLASTIC SURFACE, COMPRISING THE STEPS OF APPLYING A RESIST SYSTEM TO ESSENTIALLY COMPLETELY COVER SAID THERMOPLASTIC SURFACE WITH A THIN SUBSTANTIALLY CONTINUOUS HARD FILM, INCISING SAID RESIST SYSTEM WITH A DISPLACEMENT FORCE SUFFICIENT TO EXPOSE SAID THERMOPLASTIC SURFACE WHERE SAID FORCE IS APPLIED, APPLYING AN INK CARRIED IN A LIQUID MEDIUM WHICH IS AT LEAST A PARTIAL SOLVENT FOR SAID THERMOPLASTIC SURFACE THEREBY TO STAIN THE EXPOSED PORTION OF SAID SURFACE IN A DESIRED PATTERN CORRESPONDING TO SAID
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) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |