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US3243291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-temperature alloy
Assignee: Verizon Laboratories Inc
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Filing: 1963-10-29
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Granted: 1966-03-29
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Expires: 1983-10-29
Abstract
No abstract record available.
Inventors
- 👤 Clayton D Dickinson
- 👤 Friedman Sam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:48
CPC Classifications
C; C22; C22C; C22C27/00; C22C27/04; C22C32/00; C22C32/0047; C22C32/0052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A TUNGSTEN-BASE ALLOY CONSISTIN OF ESSENTIALLY OF BETWEEN 0.004 AND 0.05 PERCENT CARBON AND BETWEEN 0.01 AND 0.45 PERCENT ZIRCONIUM, THE BALANCE BEING TUNGSTEN.
Claim 2
Dependent Claim
24 words
A TUNGSTEN-BASE ALLOY CONSISTIN OF ESSENTIALLY OF BETWEEN 0.004 AND 0.05 PERCENT CARBON AND BETWEEN 0.01 AND 0.45 PERCENT ZIRCONIUM, THE BALANCE BEING TUNGSTEN.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |