US3073732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic articles and method of producing same
Assignee: U S Plastic and Chemical Corp
•
Filing: 1959-03-23
•
Granted: 1963-01-15
•
Expires: 1979-03-23
Abstract
No abstract record available.
Inventors
- 👤 Hunsdiecker Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:29
CPC Classifications
C; C08; C08K; C08K7/00; B; B29; B29C; B29C33/00; B29C33/02; B29C39/00; B29C39/02; B29C39/22; B29C39/38; B29C70/00; B29C70/58; B29C70/62; B44; B44F; B44F9/00; B44F9/08; B29K; B29K2033/00; B29K2033/04; B29K2067/00; B29K2995/00; B29K2995/0018; B29K2995/003; B29K2995/0034; B29L; B29L2031/00; B29L2031/54; B29L2031/541; B29L2031/743; B29L2031/7434; Y; Y10; Y10S; Y10S264/00; Y10S264/58; Y10S425/00; Y10S425/033; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2927
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
78 words
A PROCESS FOR THE PRODUCTION OF RESINOUS OBJECTS HAVING LIGHT REFLECTING PROPERTIES WHICH COMPRISES CHARGING A MIXTURE OF AN UNCURED RESIN AND POLARIZABLE CRYSTALS IN WHICH THE CRYSTALS ARE FREE TO MOVE INTO A MOLD, SUBJECTING THE RESIN MIXTURE CONTAINED IN THE MOLD TO AT LEAST TWO ELECTRIC FIELDS APPLIED INTERMITTENTLY IN SEQUENCE AT DIFFERENT ANGLES TO EACH OTHER AND HARDENING THE RESIN WHILE CONTINUING THE APPLICATION OF THE ELECTRIC FIELDS UNTIL THE POLARIZABLE CRYSTALS ARE IMMOVABLE THEREIN.
Claim 2
Dependent Claim
78 words
A PROCESS FOR THE PRODUCTION OF RESINOUS OBJECTS HAVING LIGHT REFLECTING PROPERTIES WHICH COMPRISES CHARGING A MIXTURE OF AN UNCURED RESIN AND POLARIZABLE CRYSTALS IN WHICH THE CRYSTALS ARE FREE TO MOVE INTO A MOLD, SUBJECTING THE RESIN MIXTURE CONTAINED IN THE MOLD TO AT LEAST TWO ELECTRIC FIELDS APPLIED INTERMITTENTLY IN SEQUENCE AT DIFFERENT ANGLES TO EACH OTHER AND HARDENING THE RESIN WHILE CONTINUING THE APPLICATION OF THE ELECTRIC FIELDS UNTIL THE POLARIZABLE CRYSTALS ARE IMMOVABLE THEREIN.
Claim 3
Dependent Claim
53 words
A CURED RESIN ROD FROM WHICH BOTTONS AND JEWELRY ARTICLES CAN BE PRODUCED HAVING INCORPORATED THEREIN LIGHT REFLECTING POLARIZABLE CRYSTALS AND IN WHICH SUBSTANTIALLY ALL OF SAID CRYSTALS ARE FIXEDLY ORIENTED ABOUT AT LEAST TWO AXES IN SUBSTANTIALLY THE SAME PLANE AND IN WHICH THE CRYSTALS ARE SUBSTANTIALLY UNIFORMLY DISTRIBUTED THROUGHOUT THE ROD.
Claim 4
Dependent Claim
53 words
A CURED RESIN ROD FROM WHICH BOTTONS AND JEWELRY ARTICLES CAN BE PRODUCED HAVING INCORPORATED THEREIN LIGHT REFLECTING POLARIZABLE CRYSTALS AND IN WHICH SUBSTANTIALLY ALL OF SAID CRYSTALS ARE FIXEDLY ORIENTED ABOUT AT LEAST TWO AXES IN SUBSTANTIALLY THE SAME PLANE AND IN WHICH THE CRYSTALS ARE SUBSTANTIALLY UNIFORMLY DISTRIBUTED THROUGHOUT THE ROD.
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |