Patent US2200890A successfully refreshed from Google Patents.
Patent US2876137A successfully refreshed from Google Patents.
US2876137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of plating metal with magnesium
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1955-04-12
•
Granted: 1959-03-03
•
Expires: 1975-04-12
Abstract
No abstract record available.
Inventors
- 👤 Folsom E Drummond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:00
CPC Classifications
C; C23; C23C; C23C16/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12479; Y10T428/12493; Y10T428/12639; Y10T428/12729; Y10T428/12736; Y10T428/1275; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12972
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A METHOD OF PROVIDING A METAL BODY WITH AN OUTER STEPS OF CLEANING THE SURFACE OF SAID METAL BODY, HEATING THE RESULTANT CLEANED METAL BODY IN A DRY, INERT ATMOSPHERE AND THEREAFTER SUBJECTING SAID HEATED BODY TO AN ATMOSPHERE COMPRISING A HEAT-DECOMPOSABLE ORGANOMETALLIC COMPOUND OF SAID MAGNESIUM SELECTED FROM THE GROUP CONSISTING OF THE ALKYL AND ARYL COMPOUNDS OF MAGNESIUM AND MAINTAINING THE TEMPERATURE SUFFICIENT TO CAUSE DECOMPOSITION OF THE COMPOUND AND DEPOSITION OF THE MAGNESIUM METAL CONSTITUENT ONTO THE METAL BODY AND DEEPLY INTO THE PORES AND INTERSTICES OF SAID METAL BODY AND WITHOUT THE INCLUSION OF IMPURITIES.
Claim 2
Independent Claim
99 words
A METHOD OF PROVIDING A METAL BODY WITH AN OUTER STEPS OF CLEANING THE SURFACE OF SAID METAL BODY, HEATING THE RESULTANT CLEANED METAL BODY IN A DRY, INERT ATMOSPHERE AND THEREAFTER SUBJECTING SAID HEATED BODY TO AN ATMOSPHERE COMPRISING A HEAT-DECOMPOSABLE ORGANOMETALLIC COMPOUND OF SAID MAGNESIUM SELECTED FROM THE GROUP CONSISTING OF THE ALKYL AND ARYL COMPOUNDS OF MAGNESIUM AND MAINTAINING THE TEMPERATURE SUFFICIENT TO CAUSE DECOMPOSITION OF THE COMPOUND AND DEPOSITION OF THE MAGNESIUM METAL CONSTITUENT ONTO THE METAL BODY AND DEEPLY INTO THE PORES AND INTERSTICES OF SAID METAL BODY AND WITHOUT THE INCLUSION OF IMPURITIES.
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) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |