US2963782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible compsoite article
Assignee: Union Carbide Corp
•
Filing: 1954-04-20
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Granted: 1960-12-13
•
Expires: 1974-04-20
Abstract
No abstract record available.
Inventors
- 👤 Warren L Donnelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:09
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/06; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9265; Y10S428/932; Y10S428/9335; Y10S428/937; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12139; Y10T428/12333; Y10T428/12389; Y10T428/12479
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
177 words
A THIN, FLEXIBLE, HARD-SURFACED COMPOSITE STRIP MATERIAL ADAPTED TO BE CONFORMED TO THE SURFACE OF A MACHINE PART HAVING VARYING CONTOURS COMPRISING A THIN, METALLIC BASE STRIP HAVING A THICKNESS UP TO 1/16 OF AN INCH AND A MELTING POINT IN EXCESS OF 600*F. AND A COATING APPLIED TO SAID BASE, SAID COATING HAVING A THICKNESS BETWEEN 0.001 AND 0.01 INCH AND BONDED TO SAID BASE WITHOUT SUBSTANTIAL ALLOYING AT THE INTERFACE THEREOF, SAID COATING HAVING A POROSITY LESS THAN 3 PERCENT, A DENSITY SUBSTANTIALLY EQUAL TO THE BULK DENSITY OF SOLID CASTHARD MATERIAL OF THE SAME COMPOSITION AND COMPRISING A LAMELLAR STRUCTURE OF INTERLOCKING AND OVERLAPPING MICROSCOPIC LEAVES MECHANICALLY BONDED TO EACH OTHER AND TO SAID BASE, SAID COATING BEING FORMED BY INTRODUCING A POWDERED COMPOSITION CONTAINING AT LEAST 92 PERCENT OF A MATERIAL CHOSEN FROM THE GROUP CONSISTING OF TUNGSTEN CARBIDE ALLOYS, CHROMIUM CARBIDE ALLOYS, TITANIUM CARBIDE ALLOYS AND BORON CARBIDE ALLOYS, THE REMAINING MATERIAL BEING COBALT, INTO A HIGH VELOCITY, HIGH TEMPERATURE GAS STREAM AND DIRECTING SAID POWDER-LADEN GAS STREAM AGAINST SAID BASE, METAL.
Claim 2
Dependent Claim
177 words
A THIN, FLEXIBLE, HARD-SURFACED COMPOSITE STRIP MATERIAL ADAPTED TO BE CONFORMED TO THE SURFACE OF A MACHINE PART HAVING VARYING CONTOURS COMPRISING A THIN, METALLIC BASE STRIP HAVING A THICKNESS UP TO 1/16 OF AN INCH AND A MELTING POINT IN EXCESS OF 600*F. AND A COATING APPLIED TO SAID BASE, SAID COATING HAVING A THICKNESS BETWEEN 0.001 AND 0.01 INCH AND BONDED TO SAID BASE WITHOUT SUBSTANTIAL ALLOYING AT THE INTERFACE THEREOF, SAID COATING HAVING A POROSITY LESS THAN 3 PERCENT, A DENSITY SUBSTANTIALLY EQUAL TO THE BULK DENSITY OF SOLID CASTHARD MATERIAL OF THE SAME COMPOSITION AND COMPRISING A LAMELLAR STRUCTURE OF INTERLOCKING AND OVERLAPPING MICROSCOPIC LEAVES MECHANICALLY BONDED TO EACH OTHER AND TO SAID BASE, SAID COATING BEING FORMED BY INTRODUCING A POWDERED COMPOSITION CONTAINING AT LEAST 92 PERCENT OF A MATERIAL CHOSEN FROM THE GROUP CONSISTING OF TUNGSTEN CARBIDE ALLOYS, CHROMIUM CARBIDE ALLOYS, TITANIUM CARBIDE ALLOYS AND BORON CARBIDE ALLOYS, THE REMAINING MATERIAL BEING COBALT, INTO A HIGH VELOCITY, HIGH TEMPERATURE GAS STREAM AND DIRECTING SAID POWDER-LADEN GAS STREAM AGAINST SAID BASE, METAL.
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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) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |