US2621083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for preparing a suspension of finely divided solid in a gaseous medium
Assignee: Beazer East Inc
•
Filing: 1948-12-22
•
Granted: 1952-12-09
•
Expires: 1968-12-22
Abstract
No abstract record available.
Inventors
- 👤 Daniels Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:09
CPC Classifications
F; F23; F23K; F23K3/00; F23K2203/00; F23K2203/008; Y; Y10; Y10S; Y10S48/00; Y10S48/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1254393A
Cited
US1315719A
Cited
US1355444A
Cited
US1931181A
Cited
US2122425A
Cited
US2506455A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |