Patent US3310399A successfully refreshed from Google Patents.
US3310399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloys for use at high temperatures
Assignee: Individual
•
Filing: 1964-07-10
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Granted: 1967-03-21
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Expires: 1984-07-10
Abstract
No abstract record available.
Inventors
- 👤 Baldwin James French
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:40
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/056
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A CORROSION RESISTANT NICKEL-BASE ALLOY FOR USE AT RELATIVELY HIGH TEMPERATURES CONSISTING ESSENTIALLY OF THE FOLLOWING ELEMENTS IN THE WEIGHT PERCENT RANGES SET FORTH:
Claim 2
Dependent Claim
24 words
A CORROSION RESISTANT NICKEL-BASE ALLOY FOR USE AT RELATIVELY HIGH TEMPERATURES CONSISTING ESSENTIALLY OF THE FOLLOWING ELEMENTS IN THE WEIGHT PERCENT RANGES SET FORTH:
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) | 1970-03-20 | 1970-09-19 | 1971-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-20 | 1974-09-19 | 1975-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-20 | 1978-09-19 | 1979-03-21 | $7700.00 | Window Closed / Lapsed |