US3270101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of using static charge to decorate molded thermoplastic articles
Assignee: Kaumagraph Co
•
Filing: 1963-04-01
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Granted: 1966-08-30
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Philip R Jardine
- 👤 Robert N Pim
- 👤 Winthrop S Lawrence
- 👤 Walter L Hochner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:15
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14688; B29C45/14065; B29C2045/14106; B29C45/14311; B29C2045/14319; B29C2045/14696; B29C2045/14704; B29C2045/14713
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A METHOD OF DECORATING A RESINOUS THERMOPLASTIC INJECTION MOLDED ARTICLE COMPRISING ADHERING A THIN, FLEXIBLE THERMOPLASTIC FILM AT LEAST ONE SIDE OF WHICH CARRIES A DECORATION TO A WALL OF AN INJECTION MOLD BY ELECTROSTATIC ATTRACTION, SUCH FILM HAVING A THICKNESS BETWEEN 3 AND 11 MILS AND BEING OF A COMPOSITION COMPATIBLE WITH A RESINOUS THERMOPLASTIC MASS INJECTED INTO THE MOLD AND INJECTING SAID RESINOUS THERMOPLASTIC MASS INTO THE MOLD WHEREBY THE THIN FLEXIBLE THERMOPLASTIC FILM IS MAINTAINED IN INTIMATE CONTACT WITH THE WALL OF THE MOLD, IN THE DESIRED POSITION AND IN AN EFFECTIVE HEAT EXCHANGE RELATIONSHIP WITH THE WALL PREDOMINATELY BY ELECTROSTATIC AT-
Claim 2
Independent Claim
105 words
A METHOD OF DECORATING A RESINOUS THERMOPLASTIC INJECTION MOLDED ARTICLE COMPRISING ADHERING A THIN, FLEXIBLE THERMOPLASTIC FILM AT LEAST ONE SIDE OF WHICH CARRIES A DECORATION TO A WALL OF AN INJECTION MOLD BY ELECTROSTATIC ATTRACTION, SUCH FILM HAVING A THICKNESS BETWEEN 3 AND 11 MILS AND BEING OF A COMPOSITION COMPATIBLE WITH A RESINOUS THERMOPLASTIC MASS INJECTED INTO THE MOLD AND INJECTING SAID RESINOUS THERMOPLASTIC MASS INTO THE MOLD WHEREBY THE THIN FLEXIBLE THERMOPLASTIC FILM IS MAINTAINED IN INTIMATE CONTACT WITH THE WALL OF THE MOLD, IN THE DESIRED POSITION AND IN AN EFFECTIVE HEAT EXCHANGE RELATIONSHIP WITH THE WALL PREDOMINATELY BY ELECTROSTATIC AT-
References Cited (Backward Citations)
US2330718A
Cited
US2622991A
Cited
US3091562A
Cited
US3057018A
Cited
US3068528A
Cited
US3122598A
Cited
US3108850A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |