US3561054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powder compacting press
Assignee: Wolverine Pentronix Inc
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Filing: 1968-10-31
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Granted: 1971-02-09
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Expires: 1988-10-31
Abstract
Abstract A COMBINED HOPPER AND ROTATABLE POSITIONER ASSEMBLY FOR A POWDER COMPACTING PRESS ADAPTED TO BE PIVOTALLY POSITIONED ABOVE A COMPRESSION DIE PROVIDED WITH A CAVITIES, THE HOPPER BEING ROTATABLE AND PROVIDED WITH A BASE OVERLYING SAID DIE, THE BASE HAVING ALTERNATING APERTURES, GROOVES AND LAND SECTIONS IN EQUAL NUMBER CORRESPONDING TO THE NUMBER OF DIE CAVITIES AND ROTATIONAL DRIVE MEANS TO ROTATE THE HOPPER IN TIMED SEQUENCE TO ALTERNATELY POSITION THE APERTURES, GROOVES AND LAND SECTIONS OVER SAID DIE CAVITIES.
Inventors
- 👤 Joseph E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:46
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/02; B30B11/04; B30B15/00; B30B15/30; B30B15/302
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) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |