Patent US3055771A successfully refreshed from Google Patents.
US3055771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating a ferrous base with aluminum
Assignee: Kaiser Aluminum and Chemical Corp
•
Filing: 1958-05-26
•
Granted: 1962-09-25
•
Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 John D Sprowl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:10
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/04; C23C2/12; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/927; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A METHOD OF COATING FERROUS BASE METAL WITH ALUMINUM METAL COMPRISING PROVIDING A MOLTEN BATH OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ALUMINUM BASE ALLOYS, SAID BATH CONTAINING FROM ABOUT 0.05 TO 0.45% MAGNESIUM, IMMERSING SAID FERROUS BASE METAL IN SAID BATH AND WITHDRAWING THE COATED FERROUS BASE METAL FROM SAID BATH.
Claim 2
Independent Claim
56 words
A METHOD OF COATING FERROUS BASE METAL WITH ALUMINUM METAL COMPRISING PROVIDING A MOLTEN BATH OF A METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ALUMINUM BASE ALLOYS, SAID BATH CONTAINING FROM ABOUT 0.05 TO 0.45% MAGNESIUM, IMMERSING SAID FERROUS BASE METAL IN SAID BATH AND WITHDRAWING THE COATED FERROUS BASE METAL FROM SAID BATH.
References Cited (Backward Citations)
US1805448A
Cited
GB485956A
Cited
US2406245A
Cited
US2436578A
Cited
US2583473A
Cited
US2665475A
Cited
US2764482A
Cited
US2752268A
Cited
US2774686A
Cited
GB804170A
Cited
US2915391A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |