Patent US2622459A successfully refreshed from Google Patents.
US2622459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blank separator and feeding apparatus
Assignee: RED STAR Manufacturing Co Inc
•
Filing: 1950-06-14
•
Granted: 1952-12-23
•
Expires: 1970-06-14
Abstract
No abstract record available.
Inventors
- 👤 Mendez Francisco
- 👤 Rafael O Almodovar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:13
CPC Classifications
B; B29; B29D; B29D19/00; B29D19/04; B29D19/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |