Patent FR923027A successfully refreshed from Google Patents.
US3532609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preliminary treatment adapted for the electrolytic formation of aluminum coatings on metallic surfaces in molten salt bath
Assignee: JFE Engineering Corp
•
Filing: 1965-11-09
•
Granted: 1970-10-06
•
Expires: 1985-11-09
Abstract
No abstract record available.
Inventors
- 👤 Akira Miyata
- 👤 Chikayoshi Tomita
- 👤 Akio Suzuki
- 👤 Hideyo Okubo
- 👤 Masahiko Nagakuni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:13
CPC Classifications
C; C25; C25D; C25D5/00; C25D5/34; C25D5/36; C25D3/00; C25D3/66; Y; Y10; Y10S; Y10S205/00; Y10S205/918
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3103472A
Cited
US2446349A
Cited
US2544670A
Cited
US2763058A
Cited
US2807575A
Cited
US2968723A
Cited
US3205086A
Cited
US3268422A
Cited
US3247086A
Cited
US3307936A
Cited
US3438754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |