US3264716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of compacting ferrite particles
Assignee: RTX Corp
•
Filing: 1962-10-17
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Granted: 1966-08-09
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Expires: 1982-10-17
Abstract
No abstract record available.
Inventors
- 👤 Theodore J Silver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:26
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/26; C04B2235/00; C04B2235/60; C04B2235/605; C04B2235/70; C04B2235/74; C04B2235/78; C04B2235/787; Y; Y10; Y10S; Y10S264/00; Y10S264/51; Y10S264/58; Y10S423/00; Y10S423/09; Y10S423/16; Y10S425/00; Y10S425/033; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49075; Y10T29/49076
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A METHOD OF COMPACTING FERRITE PARTICLES INCLUDING THE STEPS OF FORMING A GAS-FLUIDIZED BED OF FERRITE PARTICELS TO BE COMPRESSED, SUBJECTING THE PARTICLES IN SAID BED TO THE INFLUENCE OF A MAGNETIC FIELD AND COMPRESSING SAID PARTICLES WHILE IN SAID GAS FLUIDIZED BED AND WHILE UNDER THE INFLUENCE OF SAID FIELD.
Claim 2
Independent Claim
51 words
A METHOD OF COMPACTING FERRITE PARTICLES INCLUDING THE STEPS OF FORMING A GAS-FLUIDIZED BED OF FERRITE PARTICELS TO BE COMPRESSED, SUBJECTING THE PARTICLES IN SAID BED TO THE INFLUENCE OF A MAGNETIC FIELD AND COMPRESSING SAID PARTICLES WHILE IN SAID GAS FLUIDIZED BED AND WHILE UNDER THE INFLUENCE OF SAID FIELD.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |