US2565946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic system for conveying discrete material
Assignee: Individual
•
Filing: 1949-01-19
•
Granted: 1951-08-28
•
Expires: 1969-01-19
Abstract
No abstract record available.
Inventors
- 👤 Michael J Bozich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:42
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/04; B65G53/06; B65G53/10; B65G53/12
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) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |