Patent US3224847A successfully refreshed from Google Patents.
US3224847A
Expired / Lapsed
US
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Protected metal articles
Assignee: Armco Inc
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Filing: 1963-09-26
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Granted: 1965-12-21
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Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Paul E Schnedler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:37
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/26; C23C2/265; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12444; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/12771; Y10T428/12861; Y10T428/12903; Y10T428/12917; Y10T428/12924; Y10T428/12986; Y10T428/31504; Y10T428/31652; Y10T428/31656; Y10T428/31678; Y10T428/31717
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
AN ARTICLE OF MANUFACTURE COMPRISING A METAL BASE MEMBER HAVING A LOWER-MELTING POINT METALLIC COATING THEREON, AND A PROTECTIVE LAYER COVERING SAID METALLIC COATING, SAID PROTECTIVE LAYER BEING COMPOSED OF A MULTIPLICITY OF INDIVIDUAL PARTICLES, SUCH AS ASBESTOS FIBERS, SAID PARTICLES BEING PARTIALLY EMBEDDED IN AND INDIVIDUALLY ANCHORED TO THE SAID METALLIC COATING, SAID PROTECTIVE LAYER FORMING A ROUGH AND IRREGULAR SURFACE CAPABLE OF BEING PENETRATED BY A NON-METALLIC COATING APPLIED OVER SAID PROTECTIVE LAYER.
Claim 2
Dependent Claim
75 words
AN ARTICLE OF MANUFACTURE COMPRISING A METAL BASE MEMBER HAVING A LOWER-MELTING POINT METALLIC COATING THEREON, AND A PROTECTIVE LAYER COVERING SAID METALLIC COATING, SAID PROTECTIVE LAYER BEING COMPOSED OF A MULTIPLICITY OF INDIVIDUAL PARTICLES, SUCH AS ASBESTOS FIBERS, SAID PARTICLES BEING PARTIALLY EMBEDDED IN AND INDIVIDUALLY ANCHORED TO THE SAID METALLIC COATING, SAID PROTECTIVE LAYER FORMING A ROUGH AND IRREGULAR SURFACE CAPABLE OF BEING PENETRATED BY A NON-METALLIC COATING APPLIED OVER SAID PROTECTIVE LAYER.
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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |