US2686118A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making metal products directly from ores
Assignee: Ortech Corp
•
Filing: 1952-12-23
•
Granted: 1954-08-10
•
Expires: 1972-12-23
Abstract
No abstract record available.
Inventors
- 👤 Cavanagh Patrick Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:11
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/001; Y; Y10; Y10S; Y10S75/00; Y10S75/962
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
68 words
THE METHOD OF FORMING A METAL PRODUCT OF PREDETERMINED WIDTH, THICKNESS, AND METAL GRAIN SIZE COMPRISING: PREPARING OXYGEN-BEARING METAL-CONTAINING MATERIAL TO AN AVERAGE PARTICLE SIZE SUBSTANTIALLY CORRESPONDING TO SAID GRAIN SIZE, REDUCING A LOOSE MASS OF SAID MATERIAL TO FORM, A MASS OF METAL PARTICLES AT LESS THAN MELTING TEMPERATURES; SUPPORTING SAID MASS OF METAL PARTICLES IN SHAPING STRUCTURE WHILE HEATING SAID MASS TO A TEMPERATURE SUFFICIENT ONLY
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) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |