US3725016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium carbide hard-facing steel-base composition
Assignee: Chromalloy American Corp
•
Filing: 1972-01-24
•
Granted: 1973-04-03
•
Expires: 1992-01-24
Abstract
Abstract A TITANIUM CARBIDE HARD-FACING STEEL-BASE COMPOSITION IS PROVIDED CONSISTING ESSENTIALLY BY WEIGHT OF ABOUT 10% TO 75% TITANIUM CARBIDE, AND STEEL-FORMING MATRIX INGREDIENTS MAKING UP ESSENTIALLY THE BALANCE, THE MATRIX BEING FORMED OF UP TO ABOUT 20% CHROMIUM, ABOUT 1% TO 5% BORON, ABOUT 2% TO 8% SILICON, ABOUT 1.5% TO 5% CARBON, UP TO ABOUT 5% MOLYBDENUM, AND THE BALANCE ESSENTIALLY IRON.
Inventors
- 👤 M Mal
- 👤 S Tarkan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:24
CPC Classifications
C; C22; C22C; C22C29/00; C22C29/02; C22C29/06; C22C29/067; C23; C23C; C23C24/00; C23C24/08; C23C24/10; C23C24/103; Y; Y10; Y10S; Y10S29/00; Y10S29/039; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10T; Y10T428/00; Y10T428/12; Y10T428/12007; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12958; Y10T428/12965
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-02 | 1976-10-02 | 1977-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-02 | 1980-10-02 | 1981-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-02 | 1984-10-02 | 1985-04-03 | $7700.00 | Window Closed / Lapsed |