US2431781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for applying metal coatings
Assignee: HAYNES STELLITE Co
•
Filing: 1943-07-03
•
Granted: 1947-12-02
•
Expires: 1963-07-03
Abstract
No abstract record available.
Inventors
- 👤 Robert L Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:56
CPC Classifications
B; B23; B23K; B23K5/00; B23K5/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49229; Y10T29/49298; Y10T29/49307; Y10T29/49314
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1241900A
Cited
US2110755A
Cited
US2267296A
Cited
US2295702A
Cited
US2295701A
Cited
US2301763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-01 | 1951-06-02 | 1951-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-01 | 1955-06-02 | 1955-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-01 | 1959-06-02 | 1959-12-02 | $7700.00 | Window Closed / Lapsed |