US3036910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic ferro-titanium briquette
Assignee: Individual
•
Filing: 1958-03-13
•
Granted: 1962-05-29
•
Expires: 1978-03-13
Abstract
No abstract record available.
Inventors
- 👤 Walter W Eichenberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:12
CPC Classifications
C; C21; C21C; C21C1/00; C21C1/08; C22; C22B; C22B1/00; C22B1/14; C22B1/24; C22B1/248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |