US2435227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing articles from powdered materials
Assignee: National Aeronautics and Space Administration
•
Filing: 1942-08-25
•
Granted: 1948-02-03
•
Expires: 1962-08-25
Abstract
No abstract record available.
Inventors
- 👤 Horace H Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:06
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/02; B22F3/06; B30; B30B; B30B1/00; B30B11/00; Y; Y10; Y10S; Y10S264/00; Y10S264/45; Y10S425/00; Y10S425/033
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1502925A
Cited
US1932520A
Cited
US1954904A
Cited
US2208230A
Cited
US2189290A
Cited
US2198612A
Cited
US2193413A
Cited
US2246165A
Cited
US2304723A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-02 | 1951-08-04 | 1952-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-02 | 1955-08-04 | 1956-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-02 | 1959-08-04 | 1960-02-03 | $7700.00 | Window Closed / Lapsed |