US3291875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming plastic items
Assignee: Temp-Tainer Corp
•
Filing: 1964-01-20
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Granted: 1966-12-13
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Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Freedman Ely
- 👤 Maurice J Bernard
- 👤 Meyer Gerson
- 👤 Mayer Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:57
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/38; B29C44/44; B29C44/445; F; F01; F01D; F01D5/00; F01D5/02; F01D5/027; F16; F16F; F16F15/00; F16F15/32; B29C44/3415; B29C44/3426; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A METHOD FOR MAKING AN ARTICLE FROM MOLD MATERIAL AND COMPRISING THE STEPS OF PLACING A PREDETERMINED QUANTITY OF MOLD MATERIAL IN AN OPEN END OF A MOLD CAVITY INTERCONNECTED WITH A MOLD CHAMBER, MOVING A PLUNGER INTO SAID END OF SAID CAVITY TO FIRST CLOSE SAID CAVITY AND CONTINUING TO MOVE TO ANOTHER POSITION TO FORM PART OF SAID MOLD CHAMBER, AND DIRECTING FLUID PERSSURE THROUGH SAID PLUNGER INTO SAID CAVITY TO FORCE SAID MOLD MATERIAL INTO SAID CHAMBER AFTER MOVEMENT OF SAID PLUNGER CLOSES SAID CAVITY AND PRIOR TO FORMING PART OF SAID MOLD CHAMBER.
Claim 2
Independent Claim
97 words
A METHOD FOR MAKING AN ARTICLE FROM MOLD MATERIAL AND COMPRISING THE STEPS OF PLACING A PREDETERMINED QUANTITY OF MOLD MATERIAL IN AN OPEN END OF A MOLD CAVITY INTERCONNECTED WITH A MOLD CHAMBER, MOVING A PLUNGER INTO SAID END OF SAID CAVITY TO FIRST CLOSE SAID CAVITY AND CONTINUING TO MOVE TO ANOTHER POSITION TO FORM PART OF SAID MOLD CHAMBER, AND DIRECTING FLUID PERSSURE THROUGH SAID PLUNGER INTO SAID CAVITY TO FORCE SAID MOLD MATERIAL INTO SAID CHAMBER AFTER MOVEMENT OF SAID PLUNGER CLOSES SAID CAVITY AND PRIOR TO FORMING PART OF SAID MOLD CHAMBER.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |