US2844845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die structure for forming powder particles into strand-shaped bodies
Assignee: Schwarzkopf Technologies Corp
•
Filing: 1955-12-20
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Granted: 1958-07-29
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Expires: 1975-12-20
Abstract
No abstract record available.
Inventors
- 👤 Krall Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:34
CPC Classifications
B; B30; B30B; B30B11/00; B30B11/22; B30B11/221; B22; B22F; B22F3/00; B22F3/17; B22F3/172; B22F3/20; B22F3/204; B30B11/26; B30B15/00; B30B15/02; B30B15/022; Y; Y10; Y10S; Y10S425/00; Y10S425/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2289787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |