Patent US3331904A successfully refreshed from Google Patents.
US3331904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making plastic buttons
Assignee: Individual
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Filing: 1966-10-10
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Granted: 1967-07-18
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Expires: 1986-10-10
Abstract
No abstract record available.
Inventors
- 👤 Friedman Jules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:08
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/58; B29C70/585; B29C45/00; B29C45/0046; B29C45/17; B29C45/26; B29C45/2669; B29C45/0013; B29C45/14; B29K; B29K2101/00; B29K2101/10; B29L; B29L2031/00; B29L2031/46; Y; Y10; Y10S; Y10S264/00; Y10S264/41
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
240 words
IN A METHOD FOR MOLDING A PRODUCT HAVING INTEGRAL SHEEN FROM A COMPOSITION OF LIQUID THERMOSETTING RESIN AND LIGHT REFLECTING LAMELLAE IN AN INJECTION MOLD THAT IS ESSENTIALLY CLOSED AND HAS A FIRST CAVITY SHAPED TO THAT OF THE DESIRED PRODUCT AND A SECOND CAVITY ENCIRCLING ABOUT THE FULL PERIPHERY OF THE FIRST CAVITY AND IN COMMUNICATION THEREWITH, THE STEPS COMPRISING SUPPLYING THE RESINOUS COMPOSITION AND LIGHT REFLECTING LAMELLAE INTO THE ESSENTIALLY CLOSED MOLD TO FILL THE FIRST CAVITY, ORIENTING THE LIGHT REFLECTING LAMELLAE OF THE COMPOSITION BY CREATING A FLOW OF AN AMOUNT OF THE LIQUID RESINOUS COMPOSITION INTO THE FIRST CAVITY BY INTRODUCING AN AMOUNT OF THE LIQUID RESINOUS COMPOSITION INTO THE FIRST CAVITY IN EXCESS OF THE CAPACITY OF THE FIRST CAVITY TO INITIALLY FILL THE FIRST CAVITY WITH THE COMPOSITION, AFTER THE FIRST CAVITY IS FILLED FORCING THE EXCESS OF THE COMPOSITION TO FLOW OUT OF THE FIRST CAVITY INTO THE PERIPHERAL SECOND CAVITY, THE CREATED FLOW OF THE LIQUID RESINOUS XOMPOSITION ORIENTING THE LIGHT REFLECTING LAMELLAIE OF THE COMPOSITION IN THE FIRST CAVITY AND IN AT LEAST A PORTION OF THE SECOND CAVITY, CURING THE LIQUID RESINOUS COMPOSITION IN THE FIRST AND SECOND CAVITIES WHILE THE LIGHT REFLECTING LAMELLAE IS ORIENTED, AND REMOVING FROM THE PRODUCT MOLDED IN THE FIRST CAVITY THE EXCESS COMPOSITION CURED IN THE SECOND CAVITY TO FORM THE DESIRED PRODUCT MOLDED IN THE FIRST CAVITY WITH A PERIPHERY HAVING INTEGRAL SHEEN.
Claim 2
Dependent Claim
240 words
IN A METHOD FOR MOLDING A PRODUCT HAVING INTEGRAL SHEEN FROM A COMPOSITION OF LIQUID THERMOSETTING RESIN AND LIGHT REFLECTING LAMELLAE IN AN INJECTION MOLD THAT IS ESSENTIALLY CLOSED AND HAS A FIRST CAVITY SHAPED TO THAT OF THE DESIRED PRODUCT AND A SECOND CAVITY ENCIRCLING ABOUT THE FULL PERIPHERY OF THE FIRST CAVITY AND IN COMMUNICATION THEREWITH, THE STEPS COMPRISING SUPPLYING THE RESINOUS COMPOSITION AND LIGHT REFLECTING LAMELLAE INTO THE ESSENTIALLY CLOSED MOLD TO FILL THE FIRST CAVITY, ORIENTING THE LIGHT REFLECTING LAMELLAE OF THE COMPOSITION BY CREATING A FLOW OF AN AMOUNT OF THE LIQUID RESINOUS COMPOSITION INTO THE FIRST CAVITY BY INTRODUCING AN AMOUNT OF THE LIQUID RESINOUS COMPOSITION INTO THE FIRST CAVITY IN EXCESS OF THE CAPACITY OF THE FIRST CAVITY TO INITIALLY FILL THE FIRST CAVITY WITH THE COMPOSITION, AFTER THE FIRST CAVITY IS FILLED FORCING THE EXCESS OF THE COMPOSITION TO FLOW OUT OF THE FIRST CAVITY INTO THE PERIPHERAL SECOND CAVITY, THE CREATED FLOW OF THE LIQUID RESINOUS XOMPOSITION ORIENTING THE LIGHT REFLECTING LAMELLAIE OF THE COMPOSITION IN THE FIRST CAVITY AND IN AT LEAST A PORTION OF THE SECOND CAVITY, CURING THE LIQUID RESINOUS COMPOSITION IN THE FIRST AND SECOND CAVITIES WHILE THE LIGHT REFLECTING LAMELLAE IS ORIENTED, AND REMOVING FROM THE PRODUCT MOLDED IN THE FIRST CAVITY THE EXCESS COMPOSITION CURED IN THE SECOND CAVITY TO FORM THE DESIRED PRODUCT MOLDED IN THE FIRST CAVITY WITH A PERIPHERY HAVING INTEGRAL SHEEN.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |