Patent US3273205A successfully refreshed from Google Patents.
US3273205A
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Casting device including a flash cavity defined in part by a gasket element
Assignee: Polymer Corp
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Filing: 1962-10-18
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Granted: 1966-09-20
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Expires: 1982-10-18
Abstract
No abstract record available.
Inventors
- 👤 Michael A Hanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:18
CPC Classifications
B; B29; B29C; B29C39/00; B29C39/003; B29C39/006; Y; Y10; Y10S; Y10S425/00; Y10S425/806; Y10S425/812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
IN A DEVICE FOR CASTING PLASTIC MATERIAL COMPRISING A MOLD HAVING AT LEAST TWO SEPARABLE PARTS, THE IMPROVEMENT WHICH COMPRISES A GASKET ELEMENT POSITIONED BETWEEN THE PARTING SURFACES OF SAID SEPARABLE MOLD PARTS SO AS TO DEFINE A FLASH CAVITY CONTIGUOUS WITH THE MOLD CAVITY DEFINED BY THE SEPARABLE MOLD PARTS.
Claim 2
Dependent Claim
51 words
IN A DEVICE FOR CASTING PLASTIC MATERIAL COMPRISING A MOLD HAVING AT LEAST TWO SEPARABLE PARTS, THE IMPROVEMENT WHICH COMPRISES A GASKET ELEMENT POSITIONED BETWEEN THE PARTING SURFACES OF SAID SEPARABLE MOLD PARTS SO AS TO DEFINE A FLASH CAVITY CONTIGUOUS WITH THE MOLD CAVITY DEFINED BY THE SEPARABLE MOLD PARTS.
References Cited (Backward Citations)
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US2500598A
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US2730766A
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US2867003A
Cited
US2976573A
Cited
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US3151360A
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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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |