US3303249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacturing plastic articles
Assignee: Monsanto Co
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Filing: 1963-12-03
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Granted: 1967-02-07
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Expires: 1983-12-03
Abstract
No abstract record available.
Inventors
- 👤 Robert G Strauss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:40
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/76
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
THE METHOD OF FORMING A HOLLOW ARTICLE HAVING NECK AND BODY PORTIONS COMPRISING EXTRUDING A PARISON FROM AN EXTRUSION NOZZLE, POSITIONING THE PARISON IN A MOLD HAVING NECK AND BODY FROMING CAVITIES, GRIPPING THE PARISON IN THE MOLD AT A CLOSED END OF THE BODY FORMING CAVITY, PERIPHERALLY GRIPPING THE PARISON IN A LIMITED AREA OF THE NECK FORMING CAVITY TO INDENT THE PARISON IN A SINGLE ANNULAR ZONE WITH THE REMAINDER OF THE PARISON IN SAID NECK FORMING CAVITY BEING UNGRIPPED, PRESS MOLDING THE PORTION OF THE PARISON IN THE NECK FORMING CAVITY
Claim 2
Independent Claim
94 words
THE METHOD OF FORMING A HOLLOW ARTICLE HAVING NECK AND BODY PORTIONS COMPRISING EXTRUDING A PARISON FROM AN EXTRUSION NOZZLE, POSITIONING THE PARISON IN A MOLD HAVING NECK AND BODY FROMING CAVITIES, GRIPPING THE PARISON IN THE MOLD AT A CLOSED END OF THE BODY FORMING CAVITY, PERIPHERALLY GRIPPING THE PARISON IN A LIMITED AREA OF THE NECK FORMING CAVITY TO INDENT THE PARISON IN A SINGLE ANNULAR ZONE WITH THE REMAINDER OF THE PARISON IN SAID NECK FORMING CAVITY BEING UNGRIPPED, PRESS MOLDING THE PORTION OF THE PARISON IN THE NECK FORMING CAVITY
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) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |