US3341896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding mechanism and method
Assignee: Loma Industries Inc
•
Filing: 1963-11-12
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Granted: 1967-09-19
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Expires: 1983-11-12
Abstract
No abstract record available.
Inventors
- 👤 Louis H Barnett
- 👤 Henry P Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:48
CPC Classifications
B; B29; B29C; B29C31/00; B29C31/04; B29C31/041; B29C41/00; B29C41/02; B29C41/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN A MOLD FOR FORMING A HOLLOW PLASTIC ARTICLE, A MOLD BODY HAVING AN OPEN END, A COVER FOR SAID OPEN END, A CONTAINER FOR HOLDING A CHARGE OF MOLDING MATERIAL FIXED TO SAID COVER AND EXTENDING WITHIN SAID MOLD BODY, SAID CONTAINER INCLUDING A PAIR OF RELEASABLE SECTIONS YIELDINGLY URGED TOWARD AN OPEN POSITION, AND A TEMPERATURE ACTUATED LATCH HOLDING SAID SECTIONS IN A CLOSED POSITION AND ARRANGED TO RELEASE SAID SECTIONS WHEN THE TEMPERATURE IN THE MOLD REACHES THE PREDETERMINED LEVEL.
Claim 2
Dependent Claim
83 words
IN A MOLD FOR FORMING A HOLLOW PLASTIC ARTICLE, A MOLD BODY HAVING AN OPEN END, A COVER FOR SAID OPEN END, A CONTAINER FOR HOLDING A CHARGE OF MOLDING MATERIAL FIXED TO SAID COVER AND EXTENDING WITHIN SAID MOLD BODY, SAID CONTAINER INCLUDING A PAIR OF RELEASABLE SECTIONS YIELDINGLY URGED TOWARD AN OPEN POSITION, AND A TEMPERATURE ACTUATED LATCH HOLDING SAID SECTIONS IN A CLOSED POSITION AND ARRANGED TO RELEASE SAID SECTIONS WHEN THE TEMPERATURE IN THE MOLD REACHES THE PREDETERMINED LEVEL.
References Cited (Backward Citations)
US2466277A
Cited
US3202745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |