Patent US3089189A successfully refreshed from Google Patents.
US3089189A
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Apparatus and process for forming high density compacts
Assignee: Westinghouse Electric Corp
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Filing: 1959-08-07
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Granted: 1963-05-14
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Expires: 1979-08-07
Abstract
No abstract record available.
Inventors
- 👤 Milton H Feldman
- 👤 Harold E Hosticka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:06
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/02; B30B15/022; B30B15/024; Y; Y10; Y10S; Y10S425/00; Y10S425/026; Y10S425/044; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49075; Y10T29/49076
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
A METHOD FOR FABRICATING A BODY OF UNIFORM HIGH DENSITY FROM AT LEAST ONE CAMPACTIBLE MATERIAL IN THE FORM OF SOLID PARTICLES WHICH COMPRISES (1) CHARGING THE COMPACTIBLE MATERIAL IN SOLID PARTICLE FORM INTO A DIE CAVITY COMPRIESED OF A PERFORATION WITHIN A RESILIENT FLOWABLE ELASTOMERIC MEMBER, THE THICKNESS OF THE WALL SURROUNDING SAID CAVITY BEING EQUAL TO AT LEAST THE RADIUS OF THE CACITY, (2) POSITIONING SAID ELASTOMERIC MEMBER WITH THE CHARGED COMPACTIBLE MATERIAL BETWEEN TWO PLATENS COMPRISED OF A HARD RELATIVELY NON-DEFORMABLE MATERIAL WITH
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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) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |