Patent US3085291A successfully refreshed from Google Patents.
US3085291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for manufacturing magnetically anisotropic bodies
Assignee: US Philips Corp
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Filing: 1960-10-31
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Granted: 1963-04-16
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Expires: 1980-10-31
Abstract
No abstract record available.
Inventors
- 👤 Haes Eduard Johan
- 👤 Tomholt Frits
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:54
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/26; C04B35/2683; C04B2235/00; C04B2235/60; C04B2235/605; C04B2235/70; C04B2235/74; C04B2235/78; C04B2235/787; Y; Y10; Y10S; Y10S264/00; Y10S264/58; Y10S425/00; Y10S425/026; Y10S425/033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
APPARATUS FOR MOLDING AND MAGNETICALLY ORIENTING A FINELY-DIVIDED FERROMAGNETIC MATERIAL INTO A BODY WHICH IS THEREAFTER SINTERED COMPRISING A PAIR OF OPPOSED SPACED FERROMAGNETIC MEMBERS HAVING NON-FERROMAGNETIC END PORTIONS BETWEEN WHICH THE FINELY-DIVIDED FERROMAGNETIC MATERIAL CAN BE COMPRESSED, MEANS TO PRODUCE AN ORIENTING MAGNETIC FIELD BETWEEN SAID SPACED MEMBERS, AND MEANS TO COMPESS THE FINELY-DIVIDED MATERIAL BETWEEN THE SPACED MEMBERS.
Claim 2
Dependent Claim
60 words
APPARATUS FOR MOLDING AND MAGNETICALLY ORIENTING A FINELY-DIVIDED FERROMAGNETIC MATERIAL INTO A BODY WHICH IS THEREAFTER SINTERED COMPRISING A PAIR OF OPPOSED SPACED FERROMAGNETIC MEMBERS HAVING NON-FERROMAGNETIC END PORTIONS BETWEEN WHICH THE FINELY-DIVIDED FERROMAGNETIC MATERIAL CAN BE COMPRESSED, MEANS TO PRODUCE AN ORIENTING MAGNETIC FIELD BETWEEN SAID SPACED MEMBERS, AND MEANS TO COMPESS THE FINELY-DIVIDED MATERIAL BETWEEN THE SPACED MEMBERS.
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |