US3475167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum alloy for color anodizing
Assignee: Kaiser Aluminum and Chemical Corp
•
Filing: 1967-05-03
•
Granted: 1969-10-28
•
Expires: 1987-05-03
Abstract
No abstract record available.
Inventors
- 👤 Earl C Beatty
- 👤 Frank L Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:32
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/04; C25D11/14; C22; C22C; C22C21/00; C22C21/06; C22C21/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR706721A
Cited
US1911078A
Cited
US2601206A
Cited
US2837450A
Cited
DE1038290B
Cited
USRE25566E
Cited
US3227639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |