US3057048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection of niobium
Assignee: Horizons Inc
•
Filing: 1958-11-06
•
Granted: 1962-10-09
•
Expires: 1978-11-06
Abstract
No abstract record available.
Inventors
- 👤 Emanuel C Hirakis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:04
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/48; C25D5/50; C25D15/00; C25D15/02; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A METHOD OF PRODUCING AN OXIDATION RESISTANT COATING ON A NIOBIUM BASE MATERIAL WHICH INCLUDES PREPARING AN ELECTROPLATING BATH OF ONE OF THE METALS OF THE GROUP CONSISTING OF FE, CO, NI, AND CR HAVING SUSPENDED THEREIN FINELY DIVIDED PARTICLES OF SOLID MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINA, SILICA, THORIA, SILICONE, ALUMINUM, CHROMIUM, BORON, AND COMBINATIONS THEREOF; MAINTAINING SAID SOLIDS IN SUSPENSION IN SAID BATH WHILE ELECTRODEPLATING A MATRIX CONSISTING OF THE METAL OF SAID ELECTROPLATING BATH ON SAID NIOBIUM BASE MATERIAL, SAID MATRIX CONTAINING BETWEEN ABOUT 5% AND 20% BY VOLUME OF OCCLUDED PARTICLES OF SAID SUSPENDED SOLID MATERIAL, WHICH IS SUFFICIENT TO ENHANCE ITS INHERENT OXIDATION RESISTANCE AND THEREFORE TIS CAPACITY FOR THE NIOBIUM-BASE METERIAL.
Claim 2
Independent Claim
119 words
A METHOD OF PRODUCING AN OXIDATION RESISTANT COATING ON A NIOBIUM BASE MATERIAL WHICH INCLUDES PREPARING AN ELECTROPLATING BATH OF ONE OF THE METALS OF THE GROUP CONSISTING OF FE, CO, NI, AND CR HAVING SUSPENDED THEREIN FINELY DIVIDED PARTICLES OF SOLID MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALUMINA, SILICA, THORIA, SILICONE, ALUMINUM, CHROMIUM, BORON, AND COMBINATIONS THEREOF; MAINTAINING SAID SOLIDS IN SUSPENSION IN SAID BATH WHILE ELECTRODEPLATING A MATRIX CONSISTING OF THE METAL OF SAID ELECTROPLATING BATH ON SAID NIOBIUM BASE MATERIAL, SAID MATRIX CONTAINING BETWEEN ABOUT 5% AND 20% BY VOLUME OF OCCLUDED PARTICLES OF SAID SUSPENDED SOLID MATERIAL, WHICH IS SUFFICIENT TO ENHANCE ITS INHERENT OXIDATION RESISTANCE AND THEREFORE TIS CAPACITY FOR THE NIOBIUM-BASE METERIAL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |