Patent US2434321A successfully refreshed from Google Patents.
US3266093A
Expired / Lapsed
US
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Apparatus for producing laminated products
Assignee: Millennium Petrochemicals Inc
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Filing: 1964-09-14
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Granted: 1966-08-16
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Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Herbert O Corbett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:37
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/36; B29C48/50; B29C48/695; B29C48/70; B29C48/03; B29C48/07; B29C48/08; B29C48/09; B29C48/10; B29C48/14; B29C48/147; B29C48/1472; B29C48/16; B29C48/18; B29C48/21; B29C48/30; B29C48/32; B29C48/335; B29C48/336; B29C48/34; B29C2791/00; B29C2791/004; B29C2791/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
AN EXTRUSION APPARATUS FOR EXTRUDING LAMINATED FILM PRODUCTS; SAID EXTRUSION APPARATUS INCLUDING AN EXTRUDER AND AN EXTRUSION DIE CONNECTED TO SAID EXTRUDER; SAID EXTRUSION DIE DEFINING A FLOW PATH FOR FLUID PRODUCTS HAVING A DIE OUTLET SECTION, SAID EXTRUDER HAVING A CONTROL VALVE THEREIN AND A FIRST AND SECOND OUTLET CONDUIT; SAID FIRST AND SECOND OUTLET CONDUITS EXTENDING FROM SAID EXTRUDER AT A LOCATION IN FRONT OF AND BEHIND SAID CONTROL VALVE, RESPECTIVELY; AND FIRST AND SECOND CHANNELS IN SAID
Claim 2
Dependent Claim
80 words
AN EXTRUSION APPARATUS FOR EXTRUDING LAMINATED FILM PRODUCTS; SAID EXTRUSION APPARATUS INCLUDING AN EXTRUDER AND AN EXTRUSION DIE CONNECTED TO SAID EXTRUDER; SAID EXTRUSION DIE DEFINING A FLOW PATH FOR FLUID PRODUCTS HAVING A DIE OUTLET SECTION, SAID EXTRUDER HAVING A CONTROL VALVE THEREIN AND A FIRST AND SECOND OUTLET CONDUIT; SAID FIRST AND SECOND OUTLET CONDUITS EXTENDING FROM SAID EXTRUDER AT A LOCATION IN FRONT OF AND BEHIND SAID CONTROL VALVE, RESPECTIVELY; AND FIRST AND SECOND CHANNELS IN SAID
References Cited (Backward Citations)
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Cited
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US2688154A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |