Patent US3488064A successfully refreshed from Google Patents.
Patent US4160761A successfully refreshed from Google Patents.
US4160761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic articles
Assignee: PRUSINSK RICHARD C
•
Filing: 1978-05-04
•
Granted: 1979-07-10
•
Expires: 1998-05-04
Abstract
Abstract Plastic articles of the type utilized in floor and highway markings and in constructing industrial flooring for the support of heavy machinery and vehicle traffic among others are provided. These articles are filled resinous articles fabricated of recycled thermoplastic resinous materials which may contain impurities.
Inventors
- 👤 Richard C. Prusinski
- 👤 Jan R. Prusinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:47
CPC Classifications
C; C08; C08J; C08J11/00; C08J11/04; C08J11/06; B; B29; B29D; B29D99/00; B29D99/0057; E; E01; E01C; E01C5/00; E01C5/20; E01F; E01F9/00; E01F9/50; E01F9/553; E04; E04F; E04F15/00; E04F15/02; E04F15/10; B29L; B29L2031/00; B29L2031/30; B29L2031/3005; B29L2031/3017; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62; Y10; Y10S; Y10S524/00; Y10S524/914; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24421; Y10T428/2443
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
123 words
A plastic article comprising fabricated of a filled thermoplastic resinous material, said filled thermoplastic resinous material comprising recycled thermoplastic resinous material intermixed with solid waste particles, said thermoplastic resinous material having as one component acrylonitrile-butadiene-styrene in an amount of 40% to 60%, by weight, based on the weight of the resinous material, and as a second component vinyl plastic in an amount of from 40% to 60%, by weight, based on the weight of the resinous material, said resinous material having mixed therein solid waste particles and additional amounts of silica sand, said fill material, including both the solid waste particles and silica sand, being present in an amount from 40% to 60%, by weight, based upon the weight of the resinous material.
Claim 2
Dependent Claim
123 words
A plastic article comprising fabricated of a filled thermoplastic resinous material, said filled thermoplastic resinous material comprising recycled thermoplastic resinous material intermixed with solid waste particles, said thermoplastic resinous material having as one component acrylonitrile-butadiene-styrene in an amount of 40% to 60%, by weight, based on the weight of the resinous material, and as a second component vinyl plastic in an amount of from 40% to 60%, by weight, based on the weight of the resinous material, said resinous material having mixed therein solid waste particles and additional amounts of silica sand, said fill material, including both the solid waste particles and silica sand, being present in an amount from 40% to 60%, by weight, based upon the weight of the resinous material.
Claim 3
Dependent Claim
32 words
A plastic article as in claim 1, further characterized in that said fill material is present in an amount of about 50%, by weight, based upon the weight of the resinous material.
Claim 4
Dependent Claim
22 words
A plastic article as in claim 1, further characterized in that said resinous materials are present in about equal amounts by weight.
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) | 1982-07-09 | 1983-01-08 | 1983-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-07-09 | 1987-01-08 | 1987-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-07-09 | 1991-01-08 | 1991-07-10 | $7700.00 | Window Closed / Lapsed |