Patent US3335458A successfully refreshed from Google Patents.
US3335458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of composite articles of moldable and nonmoldable materials
Assignee: Eagle Picher Co
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Filing: 1964-12-30
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Granted: 1967-08-15
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Expires: 1984-12-30
Abstract
No abstract record available.
Inventors
- 👤 Edward J Fitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:28
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/04; B29C43/06; B29C43/08; B29C43/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN MOLDING APPARATUS FOR FORMING COMPOSITE ARTICLES INCLUDING A NONMOLDABLE BASE PORTION AND A MOLDABLE PORTION, A PAIR OF COOPERATING BLANKING DIES, ONE OF SAID DIES BEING HOLLOW AND THE OTHER DIE CONSTITUTING AN ANVIL, MEANS FOR FEEDING A NONMOLDABLE MEMBER, AND MEANS FOR INSERTING THE NONMOLDABLE MEMBER INTO THE HOLLOW DIE, MEANS FOR POSITIONING A STRIP OF MOLDABLE MATERIAL BETWEEN SAID HOLLOW DIE AND ANVIL, MEANS FOR RELATIVELY MOVING THE SAID DIES TO AND FROM SEPAREATED AND ENGAGED POSITIONS TOBLANK A SLUG FROM THE STRIP AND MOLD IT AGAINST SAID MEMBER WITHIN THE HOLLOW DIE, AND MEANS INCLUDING SAID INSERTING MEANS FOR EJECTING THE RESULTING COMPOSITE ARTICLE FROM THE HOLLOW DIE WHEN THE ANVIL AND HOLLOW DIE ARE SEPARATED.
Claim 2
Dependent Claim
120 words
IN MOLDING APPARATUS FOR FORMING COMPOSITE ARTICLES INCLUDING A NONMOLDABLE BASE PORTION AND A MOLDABLE PORTION, A PAIR OF COOPERATING BLANKING DIES, ONE OF SAID DIES BEING HOLLOW AND THE OTHER DIE CONSTITUTING AN ANVIL, MEANS FOR FEEDING A NONMOLDABLE MEMBER, AND MEANS FOR INSERTING THE NONMOLDABLE MEMBER INTO THE HOLLOW DIE, MEANS FOR POSITIONING A STRIP OF MOLDABLE MATERIAL BETWEEN SAID HOLLOW DIE AND ANVIL, MEANS FOR RELATIVELY MOVING THE SAID DIES TO AND FROM SEPAREATED AND ENGAGED POSITIONS TOBLANK A SLUG FROM THE STRIP AND MOLD IT AGAINST SAID MEMBER WITHIN THE HOLLOW DIE, AND MEANS INCLUDING SAID INSERTING MEANS FOR EJECTING THE RESULTING COMPOSITE ARTICLE FROM THE HOLLOW DIE WHEN THE ANVIL AND HOLLOW DIE ARE SEPARATED.
References Cited (Backward Citations)
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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) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |