US3235908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding apparatus
Assignee: WMF Container Corp
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Filing: 1965-06-24
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Granted: 1966-02-22
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Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Stanley W Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:20
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/58; B29C44/36; B29C44/38; B29C44/44; B29C44/445; B29C44/3415; B29C44/3426
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
IN A MOLDING APPARATUS, THE CONBINATION OF: (A) WALL MEANS DEFINING A MOLD CAVITY AND A STREAM CHAMBER AND INCLUDING AN INTERMEDIATE WALL SEPARATING SAID MOLD CAVITY FROM SAID STREAM CHAMBER; (B) STREAM INTRODUCING MEANS FOR INTRODUCING STEAM INTO SAID STEAM CHAMBER; (C) SAID INTERMEDIATE WALL BEING PROVIDED THEREIN WITH A STREAM INLET PORT WHICH COMMUNICATES WITH SAID STEAM CHAMBER;
Claim 2
Dependent Claim
60 words
IN A MOLDING APPARATUS, THE CONBINATION OF: (A) WALL MEANS DEFINING A MOLD CAVITY AND A STREAM CHAMBER AND INCLUDING AN INTERMEDIATE WALL SEPARATING SAID MOLD CAVITY FROM SAID STREAM CHAMBER; (B) STREAM INTRODUCING MEANS FOR INTRODUCING STEAM INTO SAID STEAM CHAMBER; (C) SAID INTERMEDIATE WALL BEING PROVIDED THEREIN WITH A STREAM INLET PORT WHICH COMMUNICATES WITH SAID STEAM CHAMBER;
References Cited (Backward Citations)
US2954589A
Cited
US3125780A
Cited
US3167811A
Cited
US3111710A
Cited
US3156015A
Cited
US3193876A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |