US3429691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasma reduction of titanium dioxide
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1966-08-19
•
Granted: 1969-02-25
•
Expires: 1986-08-19
Abstract
No abstract record available.
Inventors
- 👤 William J Mclaughlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:28
CPC Classifications
C; C22; C22B; C22B34/00; C22B34/10; C22B34/12; C22B34/1263; C22B34/1286; C22B4/00; C22B4/005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3123464A
Cited
US3232746A
Cited
US3226223A
Cited
US3004137A
Cited
US3257196A
Cited
US3136622A
Cited
US3230073A
Cited
US3149222A
Cited
US3279912A
Cited
US3286012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |