US3432328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Raised printing
Assignee: Fox River Paper Corp
•
Filing: 1965-06-07
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Granted: 1969-03-11
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Expires: 1985-06-07
Abstract
No abstract record available.
Inventors
- 👤 Frans V E Vaurio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:37
CPC Classifications
B; B41; B41M; B41M1/00; B41M1/12; B41M7/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24934; Y10T428/249921; Y10T428/249953
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
181 words
A METHOD FOR PRINTING HARD, NON-RESILIENT RAISED INTELLIGIBLE AND CURED THERMOSET CHARACTERS ONTO THE SURFACE OF PAPER WHICH INCLUDES, PREPARING A RESIN MIXTURE WHICH WILL BE DISTINCTIVELY CONTRASTED ON SAID PAPER, SAID RESIN PREPARATION CONSISTING ESSENTIALLY OF A SUBSTANTIALLY UNIFORM MIXTURE OF A THERMOSETTING RESIN, A CURING AGENT FOR SAID RESIN, A THIXOTROPIC FILLER, AND AN ADDED BLOWING AGENT IN AN AMOUNT WHICH WILL RAISE THE PRINTED CHARACTER ON THE SURFACE OF THE PAPER, PLACING A STENCIL IN CONTACT WITH A SURFACE OF A SHEET OF PAPER, FORCING THE RESSIN MIXTURE THROUGH CUTOUTS IN THE STENCIL PLACED ON THE SURFACE OF SAID PAPER, SAID CUTOUTS CONFORMING TO THE DESIRED CONFIGURATION WHICH THE RAISED AND INTELLIGIBLE CHARACTERS WILL ASSUME ON THE SURFACE OF THE PAPER, THE HEIGHT OF THE RAISED IMPRESSION WHICH WILL BE PLACED UPON THE PAPER BEING AT LEAST AS HIGH AS THE THICKNESS OF THE STENCIL, REMOVING THE STENCIL, AND CURING THE RESIN ON THE SURFACE OF SAID PAPER UNDER CONDITIONS TO ACTIVATE SAID BLOWING AGENT TO FORM HARD, RAISED THERMOSET CHARACTERSS WHICH ARE SECURELY BONDED TO THE PAPER.
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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) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |