Patent US3297415A successfully refreshed from Google Patents.
US3297415A
Expired / Lapsed
US
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Dispersion strengthened ultra-fine wires
Assignee: National Research Corp
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Filing: 1964-10-16
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Granted: 1967-01-10
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Lloyd R Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:20
CPC Classifications
B; B22; B22F; B22F5/00; B22F5/12; Y; Y10; Y10S; Y10S75/00; Y10S75/95; Y10S75/951; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12431
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
AS AN ARTICLE OF MANUFACTURE, A WIRE HAVING A DIAMETER OF LESS THAN ABOUT .01 INCH, SAID WIRE CONSISTING OF A MATRIX METAL AND AN INSOLUBLE PARTICLE PHASE DISPERSED THEREIN, SAID INSOLUBLE PARTICLE PHASE CONSISTING OF PARTICLES HAVING A SIZE LESS THAN 20 PERCENT OF SAID WIRE DIAMETER.
Claim 2
Dependent Claim
48 words
AS AN ARTICLE OF MANUFACTURE, A WIRE HAVING A DIAMETER OF LESS THAN ABOUT .01 INCH, SAID WIRE CONSISTING OF A MATRIX METAL AND AN INSOLUBLE PARTICLE PHASE DISPERSED THEREIN, SAID INSOLUBLE PARTICLE PHASE CONSISTING OF PARTICLES HAVING A SIZE LESS THAN 20 PERCENT OF SAID WIRE DIAMETER.
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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |