US3287481A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for molding articles having pearlescent luster
Assignee: Oceana International Inc
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Filing: 1964-09-24
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Granted: 1966-11-22
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Expires: 1984-09-24
Abstract
No abstract record available.
Inventors
- 👤 Trojan George
- 👤 Brandt Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:54
CPC Classifications
B; B44; B44F; B44F9/00; B44F9/08; B29; B29C; B29C43/00; B29C43/02; B29C43/20; B29C43/203; B29C43/206; B29D; B29D19/00; B29C33/00; B29C33/56; B29C33/68; B29K; B29K2105/00; B29K2105/06; B29K2105/16; B29K2995/00; B29K2995/0018; B29K2995/003; B29L; B29L2019/00; Y; Y10; Y10S; Y10S264/00; Y10S264/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
PROCESS FOR THE MANUFACTURE OF ARTICLES HAVING A PEARLESCENT LUSTER WHICH COMPRISES PROVIDING A MOLD PART HAVING THEREIN A CAVITY CORRESPONDING TO THE SIZE OF THE ARTICLE TO BE MOLDED AND HAVING AT ITS OPEN END AN ENLARGEMENTS IN THE FORM OF A FLANGE OF SUCH EXTENT THAT THE LUSTROUS REGION WITHIN THE MOLDED ARTICLE TO BE FORMED IN SAID CAVITY WILL EXTEND TO AT LEAST THE ACTUAL PERIPHERY OF SAID ARTICLE WHEN FINISHED, MOLDING AN ADDITION TYPE RESIN CONTAINING A PEARLESCENCE-PRODUCING SUBSTANCE THEREIN IN SAID CAVITY, REMOVING THE MOLDED ARTICLE FROM THE MOLD, AND CUTTING AWAY THE FLANGE MATERIAL AT THE FACE OF THE ARTICLE TO EXPOSE A FACE HAVING A PEARLESCENT LUSTER OVER THE WHOLE AREA THEREOF.
Claim 2
Dependent Claim
119 words
PROCESS FOR THE MANUFACTURE OF ARTICLES HAVING A PEARLESCENT LUSTER WHICH COMPRISES PROVIDING A MOLD PART HAVING THEREIN A CAVITY CORRESPONDING TO THE SIZE OF THE ARTICLE TO BE MOLDED AND HAVING AT ITS OPEN END AN ENLARGEMENTS IN THE FORM OF A FLANGE OF SUCH EXTENT THAT THE LUSTROUS REGION WITHIN THE MOLDED ARTICLE TO BE FORMED IN SAID CAVITY WILL EXTEND TO AT LEAST THE ACTUAL PERIPHERY OF SAID ARTICLE WHEN FINISHED, MOLDING AN ADDITION TYPE RESIN CONTAINING A PEARLESCENCE-PRODUCING SUBSTANCE THEREIN IN SAID CAVITY, REMOVING THE MOLDED ARTICLE FROM THE MOLD, AND CUTTING AWAY THE FLANGE MATERIAL AT THE FACE OF THE ARTICLE TO EXPOSE A FACE HAVING A PEARLESCENT LUSTER OVER THE WHOLE AREA THEREOF.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |