US2880115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of gas plating light metals
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1955-07-13
•
Granted: 1959-03-31
•
Expires: 1975-07-13
Abstract
No abstract record available.
Inventors
- 👤 Folsom E Drummond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:58
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/06; C23C16/18; C23C16/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A METHOD OF GAS PLATING LIGHT METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND MAGNESIUM ON THE SURFACE OF AN ARTICLE, WHICH COMPRISES HEATING SAID ARTICLE IN AN INERT ATMOSPHERE, AND CONTACTING SAID HEATED ARTICLE WITH A GASEOUS HEAT-DECOMPOSABLE COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ARYL COMPOUNDS OF SAID LIGHT METALS, SAID ARTICLE BEING HEATED TO A TEMPERATURE TO CAUSE THERMAL DECOMPOSITION OF SAID COMPOUND AND DEPOSITION OF THE LIGHT METAL CONSTITUENT ONTO THE SURFACE OF THE ARTICLE WHEREBY THE SAME IS COATED WITH SAID LIGHT METAL.
Claim 2
Independent Claim
91 words
A METHOD OF GAS PLATING LIGHT METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND MAGNESIUM ON THE SURFACE OF AN ARTICLE, WHICH COMPRISES HEATING SAID ARTICLE IN AN INERT ATMOSPHERE, AND CONTACTING SAID HEATED ARTICLE WITH A GASEOUS HEAT-DECOMPOSABLE COMPOUND SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ARYL COMPOUNDS OF SAID LIGHT METALS, SAID ARTICLE BEING HEATED TO A TEMPERATURE TO CAUSE THERMAL DECOMPOSITION OF SAID COMPOUND AND DEPOSITION OF THE LIGHT METAL CONSTITUENT ONTO THE SURFACE OF THE ARTICLE WHEREBY THE SAME IS COATED WITH SAID LIGHT METAL.
References Cited (Backward Citations)
US1497417A
Cited
US1675120A
Cited
US1732326A
Cited
US2114665A
Cited
US2656283A
Cited
US2643959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |