US3082484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for laminate forming hollow plastic article from materials of different viscosities
Assignee: OI Glass Inc
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Filing: 1959-02-13
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Granted: 1963-03-26
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Expires: 1979-02-13
Abstract
No abstract record available.
Inventors
- 👤 Orville B Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:38
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/22; B29C48/00; B29C48/001; B29C48/0013; B29C48/0015; B29C48/03; B29C48/09; B29C48/16; B29C48/18; B29C48/21; B29C49/0005; B29C48/10; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
THE METHOD OF FORMING A NYLON CONTAINER COMPRISING EXTRUDING A FIRST TUBULAR FORMATION OF POLYETHYLENE, EXTRUDING A SECOND TUBULAR FORMATION OF NYLON CONCENTRICALLY AND WITHIN SAID FIRST TUBULAR FORMATION, FORCING SAID TUBULAR FORMATIONS INTO INTIMATE SURFACE CONTACT, WHEREBY SAID POLYETHYLENE MATERIAL ACTS AS A CARRIER FOR SAID NYLON MATERIAL, ENCLOSING A LENGTH OF SAID JOINED TUBULAR FORMATIONS IN A MOLD AND EXPANDING SAID FORMATIONS TO CONFORM TO SAID MOLD, THEREBY PRODUCING A DOUBLE-WALLED CONTAINER, AXIALLY SEVERING SAID OUTER CONTAINER WALL FORMED OF POLYETHYLENE, AND STRIPPING SAID POLYETHYLENE FROM SAID NYLON INNER WALL.
Claim 2
Independent Claim
92 words
THE METHOD OF FORMING A NYLON CONTAINER COMPRISING EXTRUDING A FIRST TUBULAR FORMATION OF POLYETHYLENE, EXTRUDING A SECOND TUBULAR FORMATION OF NYLON CONCENTRICALLY AND WITHIN SAID FIRST TUBULAR FORMATION, FORCING SAID TUBULAR FORMATIONS INTO INTIMATE SURFACE CONTACT, WHEREBY SAID POLYETHYLENE MATERIAL ACTS AS A CARRIER FOR SAID NYLON MATERIAL, ENCLOSING A LENGTH OF SAID JOINED TUBULAR FORMATIONS IN A MOLD AND EXPANDING SAID FORMATIONS TO CONFORM TO SAID MOLD, THEREBY PRODUCING A DOUBLE-WALLED CONTAINER, AXIALLY SEVERING SAID OUTER CONTAINER WALL FORMED OF POLYETHYLENE, AND STRIPPING SAID POLYETHYLENE FROM SAID NYLON INNER WALL.
References Cited (Backward Citations)
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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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |