Patent US3323911A successfully refreshed from Google Patents.
US3323911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wear- and heat-resistant materials
Assignee: Individual
•
Filing: 1963-12-02
•
Granted: 1967-06-06
•
Expires: 1983-12-02
Abstract
No abstract record available.
Inventors
- 👤 Inoue Kiyoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:15
CPC Classifications
H; H01; H01B; H01B1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
19 words
AS A NEW COMPOSITION OF MATTER, A NICKEL-CHROMIUM STAINLESS STELL CONTAINING BETWEEN SUBSTANTIALLY 1 AND 10% BY WEIGHT FE2O3.
Claim 2
Dependent Claim
19 words
AS A NEW COMPOSITION OF MATTER, A NICKEL-CHROMIUM STAINLESS STELL CONTAINING BETWEEN SUBSTANTIALLY 1 AND 10% BY WEIGHT FE2O3.
References Cited (Backward Citations)
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US1071044A
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US2394501A
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US2580171A
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US2486341A
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US2830898A
Cited
US2972529A
Cited
US3208846A
Cited
US3028234A
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US3194655A
Cited
US3180727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-05 | 1970-12-05 | 1971-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-05 | 1974-12-05 | 1975-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-05 | 1978-12-05 | 1979-06-06 | $7700.00 | Window Closed / Lapsed |