Patent US3719446A successfully refreshed from Google Patents.
US3719446A
Expired / Lapsed
US
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Mold assembly for producing threaded articles with unscrewing means integral with the assembly
Assignee: Wells Fargo Business Credit Inc
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Filing: 1970-12-22
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Granted: 1973-03-06
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Expires: 1990-12-22
Abstract
Abstract A MOLD ASSEMBLY IS DETAILED FOR USE WITH A MOLDING APPARATUS, FOR RAPIDLY PRODUCING THREADED MOLDED ARTICLES. THE MOLD ASSEMBLY HAS UNSCREWING MEANS INTEGRAL WITH THE ASSEMBLY TO EFECT UNSCREWING OF THE THREADED ARTICLE FROM THE MOLD SIMULTANEOUS WITH OPENING OF THE MOLD.
Inventors
- 👤 B Cleevely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:10
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/26; B29C45/2618; B29C45/262; B29C43/00; B29C43/32; B29C43/50; B29C2043/5007; B29C2043/5015; B29C33/00; B29C33/44; B29C33/442; B29C33/444; B29C33/446; B29L; B29L2001/00; B29L2031/00; B29L2031/56; B29L2031/565
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-05 | 1976-09-04 | 1977-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-05 | 1980-09-04 | 1981-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-05 | 1984-09-04 | 1985-03-06 | $7700.00 | Window Closed / Lapsed |