US3379592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decoration of thermoset plastics
Assignee: Individual
•
Filing: 1962-09-12
•
Granted: 1968-04-23
•
Expires: 1982-09-12
Abstract
No abstract record available.
Inventors
- 👤 Ostrowicz Joel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:15
CPC Classifications
B; B44; B44C; B44C3/00; B44C3/04; B44C3/046; B29; B29C; B29C37/00; B29C37/0025; B41; B41M; B41M1/00; B41M1/26; B41M1/30; B44C3/048; B29C2791/00; B29C2791/001; B29C43/00; B29K; B29K2061/00; B29K2061/20; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044; Y10T156/1048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
THE PROCESS OF PRODUCING DECORATED THERMOSET PLASTIC DINNERWARE WHICH COMPRISES THE STEPS OF: (1) FORMING INTO A DESIRED DINNERWARE SHAPE AND PARTIALLY CURING A THERMOSETING MOLDING COMPOUND SELECTED FROM THE GROUP CONSISTING OF MELAMINEFORMALDEHYDE AND UREA-MELAMINE-FORMALDEHYDE RESINS UNDER CONDITIONS OF HEAT AND PRESSURE IN A MOLD; (2) APPLYING A TERMOSETTING RESIN INK CONTAING A RESIN SELECTED FROM THE GROUP CONSISTING OF MELAMINEFORMALDEHYDE AND UREA-MELAMINE-FORMALDEHYDE RESINS IN A DESIRED DESIGN TO THE SURFACE OF A NONIMPREGNABLE FILM, WHICH FILM IS CAPABLE OF WITHSTANDING BIENG SUBJECTED TO MOLDING TEMEPRATURES OF FROM ABOUT 120* TO ABOUT 160*C., AND THEREAFTER CURING SAID APPLIED INK TO AN INTERMEDIATE STAGE OF POLYMERIZTION; (3) PLACING THE INK-BEARING FILM SURFACE IN CONTACT WITH A SURFACE OF THE PARTIALLY CURED PALSTIC DINNERWARE; (4) COMPLETEING THE CURING OF SAID DINNERWARE AND SAID APPLED RESIN INK IN SAID MOLD WHEREBY SAID APPLIED RESIN IS HOMOGENEOUSLY AND INTEGRALLY BONDED TO SAID PLASTIC DINNERWARE; AND (5) AFTER OPENING THE MOLD, STRIPPING SAID FILM FROM THE THEREMOSET PLASTIC DINNERWARE.
Claim 2
Dependent Claim
165 words
THE PROCESS OF PRODUCING DECORATED THERMOSET PLASTIC DINNERWARE WHICH COMPRISES THE STEPS OF: (1) FORMING INTO A DESIRED DINNERWARE SHAPE AND PARTIALLY CURING A THERMOSETING MOLDING COMPOUND SELECTED FROM THE GROUP CONSISTING OF MELAMINEFORMALDEHYDE AND UREA-MELAMINE-FORMALDEHYDE RESINS UNDER CONDITIONS OF HEAT AND PRESSURE IN A MOLD; (2) APPLYING A TERMOSETTING RESIN INK CONTAING A RESIN SELECTED FROM THE GROUP CONSISTING OF MELAMINEFORMALDEHYDE AND UREA-MELAMINE-FORMALDEHYDE RESINS IN A DESIRED DESIGN TO THE SURFACE OF A NONIMPREGNABLE FILM, WHICH FILM IS CAPABLE OF WITHSTANDING BIENG SUBJECTED TO MOLDING TEMEPRATURES OF FROM ABOUT 120* TO ABOUT 160*C., AND THEREAFTER CURING SAID APPLIED INK TO AN INTERMEDIATE STAGE OF POLYMERIZTION; (3) PLACING THE INK-BEARING FILM SURFACE IN CONTACT WITH A SURFACE OF THE PARTIALLY CURED PALSTIC DINNERWARE; (4) COMPLETEING THE CURING OF SAID DINNERWARE AND SAID APPLED RESIN INK IN SAID MOLD WHEREBY SAID APPLIED RESIN IS HOMOGENEOUSLY AND INTEGRALLY BONDED TO SAID PLASTIC DINNERWARE; AND (5) AFTER OPENING THE MOLD, STRIPPING SAID FILM FROM THE THEREMOSET PLASTIC DINNERWARE.
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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) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |