US3170204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mold for the continuous casting of high-melting metals
Assignee: Gebrueder Boehler and Co AG
•
Filing: 1961-02-20
•
Granted: 1965-02-23
•
Expires: 1981-02-20
Abstract
No abstract record available.
Inventors
- 👤 Tarmann Bruno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:23
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/041; B22D11/059; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/1291
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A MOLD FOR THE CONTINUOUS CASTING OF METALS, SAID MOLD CONSISTING OF A PRECIPITATION HARDENED COPPER ALLOY AT THE LEVEL OF MOLTEN MATERIAL, SAID ALLOY CONSISTING ESSENTIALLY OF ABOUT 1% TO 2% CHROMIUM, INCIDENTIAL IMPURITIES AND THE BALANCE BEING COPPER; AND COPPER METAL IN THE OTHER LEVEL.
Claim 2
Dependent Claim
47 words
A MOLD FOR THE CONTINUOUS CASTING OF METALS, SAID MOLD CONSISTING OF A PRECIPITATION HARDENED COPPER ALLOY AT THE LEVEL OF MOLTEN MATERIAL, SAID ALLOY CONSISTING ESSENTIALLY OF ABOUT 1% TO 2% CHROMIUM, INCIDENTIAL IMPURITIES AND THE BALANCE BEING COPPER; AND COPPER METAL IN THE OTHER LEVEL.
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) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |