Patent US3343236A successfully refreshed from Google Patents.
US3343236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ram core molding machine
Assignee: Individual
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Filing: 1965-01-27
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Granted: 1967-09-26
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Expires: 1985-01-27
Abstract
No abstract record available.
Inventors
- 👤 Paul R Helms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:04
CPC Classifications
B; B28; B28B; B28B21/00; B28B21/02; B28B21/10; B28B21/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A CASTING MACHINE INCLUDING A PIT, A MOLD CORE VERTICALLY MOVABLE TO AND FROM SAID PIT, A MOLD SHELL MOVABLE TO AND FROM REGISTRATION WITH SAID MOLD CORE ABOVE AND PIT, A SUPPORT EXTENDING TRANSVERSELY ABOVE SAID PIT AND ABOVE THE TOP OF SAID SHELL LOCATED OVER SAID PIT AND A BODILY MOVABLE ROTATABLE CASTING MATERIAL SPREADER MOUNTED ON SAID SUPPORT AND MEANS FOR LOWERING SAID SPREADER TO ENGAGE THE TOP OF SAID MOLD CORE WHEN SAID MOLD CORE IS MOVED VERTICALLY FROM SAID PIT.
Claim 2
Dependent Claim
85 words
A CASTING MACHINE INCLUDING A PIT, A MOLD CORE VERTICALLY MOVABLE TO AND FROM SAID PIT, A MOLD SHELL MOVABLE TO AND FROM REGISTRATION WITH SAID MOLD CORE ABOVE AND PIT, A SUPPORT EXTENDING TRANSVERSELY ABOVE SAID PIT AND ABOVE THE TOP OF SAID SHELL LOCATED OVER SAID PIT AND A BODILY MOVABLE ROTATABLE CASTING MATERIAL SPREADER MOUNTED ON SAID SUPPORT AND MEANS FOR LOWERING SAID SPREADER TO ENGAGE THE TOP OF SAID MOLD CORE WHEN SAID MOLD CORE IS MOVED VERTICALLY FROM SAID PIT.
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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |