US3011773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for adding materials in gaseous suspension to metals
Assignee: Individual
•
Filing: 1959-01-13
•
Granted: 1961-12-05
•
Expires: 1979-01-13
Abstract
No abstract record available.
Inventors
- 👤 Metz Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:52
CPC Classifications
C; C21; C21C; C21C7/00; C21C7/0037
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1271107A
Cited
GB514253A
Cited
US2510417A
Cited
US2766911A
Cited
US2805147A
Cited
US2779510A
Cited
US2891782A
Cited
US2858212A
Cited
US2907499A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |