US3029174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing extruded thermoplastic net
Assignee: Union Carbide Corp
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Filing: 1959-05-20
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Granted: 1962-04-10
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Expires: 1979-05-20
Abstract
No abstract record available.
Inventors
- 👤 Ralph D Schultheiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:49
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/301; B29C48/03; B29C48/05; B29C48/09; B29C48/10; B29C48/11; B29C48/12; B29C48/13; B29L; B29L2028/00; Y; Y10; Y10S; Y10S264/00; Y10S264/70
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
55 words
A METHOD FOR PRODUCING EXTRUDED THERMOPLASTIC NET WHICH COMPRISES EXTRUDING INDIVIDUAL PARALLEL THERMOPLASTIC FIBERS FROM EXTRUSION APERTURES DISPOSED IN A CIRCLE, PASSING AT LEAST ONE ADDITIONAL EXTRUDED FIBER ON ALTERNATE SIDES OF ADJACENT PARALLEL EXTRUDED FIBERS AND CONTACTING SAID PARALLEL FIBERS WITH SAID MOVING EXTRUDED FIBER WHILE ALL FIBERS ARE STILL IN THE THERMOPLASTIC STATE.
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) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |