US3706825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for manufacture of an improved multi-colored plastic building product
Assignee: EIDP Inc
•
Filing: 1970-06-09
•
Granted: 1972-12-19
•
Expires: 1990-06-09
Abstract
Abstract A MULTI-COLORED CAST PLASTIC BUILDING PRODUCT OF UNIFORMITY AND STRENGTH INCLUDING A MASS OF POLYMERIC MATERIAL HAVING DISTRIBUTED AND SUSPENDED THEREIN AT LEAST ONE SMALLER ENLONGATED CONTINUOUS PATTERN OF A DIFFERENT COLORED POLYMERIC MATERIAL IN A PREDETERMINED REPRODUCIBLE THREE DIMENSIONAL CONFIGURATION AND A MANUFACTURING ARRANGEMENT FOR PRODUCING THE SAME SO THAT THE POLYMERIC MATERIALS ARE SUBSTANTIALLY EQUALLY MATCHED AS TO DEGREE OF POLYMERIZATION AT THE TIME OF BEING CAST TO GIVE UNIFORMITY OF ALL PROPERTIES EXCEPT COLOR IN THE FINAL PRODUCT.
Inventors
- 👤 Nelson Lee Hall
- 👤 Donald Hillman Slocum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:33
CPC Classifications
B; B44; B44F; B44F9/00; B44F9/04; B29; B29C; B29C45/00; B29C45/16; B29C45/1634; B29C48/00; B29C48/16; B29C48/17; B29C48/175; B29C48/03; B29C48/07
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-19 | 1976-06-19 | 1976-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-19 | 1980-06-19 | 1980-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-19 | 1984-06-19 | 1984-12-19 | $7700.00 | Window Closed / Lapsed |