US3097959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for hard-surfacing metal edges
Assignee: Union Carbide Canada Ltd
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Filing: 1961-11-24
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Granted: 1963-07-16
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Expires: 1981-11-24
Abstract
No abstract record available.
Inventors
- 👤 Neil J Zachman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:57
CPC Classifications
C; C23; C23C; C23C24/00; C23C24/08; C23C24/10; C23C4/00; C23C4/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN A PROCESS FOR PROVIDING AN ADHERENT HARD-SURFACE ON METAL EDGES BY STACKING TOGETHER A PLURALITY OF METAL PIECES, DEPOSITING A HARD-SURFACE METALLIC POWDER IN CONTACT WITH SELECTED EDGES OF THE METAL PIECES AND HEATTREATING THE DEPOSITED AND HARD-SURFACING METALLIC MATERIAL WHEREBY THE HARD-SURFACING METALLIC MATERIAL IS USED AND BONDED TO THE SELECTED EDGES AND REDUCED IN VOLUME, THE IMPROVEMENT WHICH COMPRISES INSERTING SPACERS BETWEEN ADJACENT METAL PIECES PRIOR TO THE DEPOSITION OF THE HARD-SURFACING METALLIC POWDER THEREON, SAID SPACERS
Claim 2
Dependent Claim
80 words
IN A PROCESS FOR PROVIDING AN ADHERENT HARD-SURFACE ON METAL EDGES BY STACKING TOGETHER A PLURALITY OF METAL PIECES, DEPOSITING A HARD-SURFACE METALLIC POWDER IN CONTACT WITH SELECTED EDGES OF THE METAL PIECES AND HEATTREATING THE DEPOSITED AND HARD-SURFACING METALLIC MATERIAL WHEREBY THE HARD-SURFACING METALLIC MATERIAL IS USED AND BONDED TO THE SELECTED EDGES AND REDUCED IN VOLUME, THE IMPROVEMENT WHICH COMPRISES INSERTING SPACERS BETWEEN ADJACENT METAL PIECES PRIOR TO THE DEPOSITION OF THE HARD-SURFACING METALLIC POWDER THEREON, SAID SPACERS
References Cited (Backward Citations)
US1848776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |