US2970076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vitreous decalcomania and method of decorating ceramic articles
Assignee: Meyercord Co
•
Filing: 1957-01-14
•
Granted: 1961-01-31
•
Expires: 1977-01-14
Abstract
No abstract record available.
Inventors
- 👤 Frank L Porth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:50
CPC Classifications
C; C04; C04B; C04B41/00; C04B41/009; B; B44; B44C; B44C1/00; B44C1/16; B44C1/165; B44C1/17; B44C1/1708; B44C1/1712; C04B41/45; C04B41/4505; C04B41/4511; C04B41/80; C04B41/81; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31725; Y10T428/31768; Y10T428/31772; Y10T428/31775
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A VITREOUS DECALCOMANIA COMPRISING A PAPER BACKING HAVING A SUBSTANTIALLY WAX-IMPERVIOUS BARRIER COATING, A WAX LAYER COMPRISING A NORMALLY SOLID HIGH MOLECULAR WEIGHT POLYETHYLENE GLYCOL OVER SAID COATING, A VITREOUS DESIGN CARRIED ON THE WAX LAYER, AND A THERMOPLASTIC MATERIAL AT THE OUTERMOST SURFACE OF SAID DESIGN WHEREBY UPON APPLICATION OF HEAT SAID THERMOPLASTIC MATERIAL IS ACTIVATED FOR ADHERING THE VITREOUS DESIGN TO AN ARTICLE AND SAID WAX IS MELTED FOR SIMULTANEOUSLY RELEASING THE VITREOUS DESIGN FROM SAID BACKING, SAID VITREOUS DESIGN COMPRISING A VITRIFIABLE CERAMIC COLOR IN A RESINOUS ORGANIC FILM WHICH IS READILY RELEASABLE FROM SAID BACKING UPON MELTING OF SAID WAX LAYER, AND SAID FILM HAVING A SOFTENING POINT NOT LESS THAN ABOUT 325*F. AND BEING COMPLETELY DESTRUCTIBLE UPON FIRING WHILE THE FIRING TEMPERATURE IS BELOW ABOUT 900*F. WITHOUT PASSING THROUGH A RELATIVELY FLUID AND READILY FLOWABLE STAGE DURING FIRING.
Claim 2
Dependent Claim
143 words
A VITREOUS DECALCOMANIA COMPRISING A PAPER BACKING HAVING A SUBSTANTIALLY WAX-IMPERVIOUS BARRIER COATING, A WAX LAYER COMPRISING A NORMALLY SOLID HIGH MOLECULAR WEIGHT POLYETHYLENE GLYCOL OVER SAID COATING, A VITREOUS DESIGN CARRIED ON THE WAX LAYER, AND A THERMOPLASTIC MATERIAL AT THE OUTERMOST SURFACE OF SAID DESIGN WHEREBY UPON APPLICATION OF HEAT SAID THERMOPLASTIC MATERIAL IS ACTIVATED FOR ADHERING THE VITREOUS DESIGN TO AN ARTICLE AND SAID WAX IS MELTED FOR SIMULTANEOUSLY RELEASING THE VITREOUS DESIGN FROM SAID BACKING, SAID VITREOUS DESIGN COMPRISING A VITRIFIABLE CERAMIC COLOR IN A RESINOUS ORGANIC FILM WHICH IS READILY RELEASABLE FROM SAID BACKING UPON MELTING OF SAID WAX LAYER, AND SAID FILM HAVING A SOFTENING POINT NOT LESS THAN ABOUT 325*F. AND BEING COMPLETELY DESTRUCTIBLE UPON FIRING WHILE THE FIRING TEMPERATURE IS BELOW ABOUT 900*F. WITHOUT PASSING THROUGH A RELATIVELY FLUID AND READILY FLOWABLE STAGE DURING FIRING.
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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) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |