US2846759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plated porous materials and method of making the same
Assignee: General Electric Co
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Filing: 1954-09-07
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Granted: 1958-08-12
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Expires: 1974-09-07
Abstract
No abstract record available.
Inventors
- 👤 Robert T Foley
- 👤 Edward V Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:31
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/34; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12007; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12493; Y10T428/1266; Y10T428/12708; Y10T428/12715
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
75 words
A CORROSION RESISTANT PLATED POROUS PRODUCT COMPRISING A POROUS METALLIC BASE MATERIAL FORMED OF PRESSED BRONZE POWDER, SAID POROUS METALLIC BASE MATERIAL BEING IMPREGNATED WITH A LIQUID CONSISTING ESSENTIALLY OF OIL HAVING A VISCOSITY BETWEEN 255 SAYBOLT SECONDS AT 130*F. AND 0.6 CENTISTOKE AT 78*F. AND ELECTROPLATED WITH A FIRMLY ADHERENT CONTINUOUS COATING OF A METAL SELECTED FROM THE GROUP CONSISTING OF TIN, ZINC, CADMIUM, COPPER AND SILVER AND AN ALLOY OF TIN AND ZINC.
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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) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |