US2569197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ejector for slat cutting machines
Assignee: Hunter Douglas Inc
•
Filing: 1949-10-13
•
Granted: 1951-09-25
•
Expires: 1969-10-13
Abstract
No abstract record available.
Inventors
- 👤 Royer Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:46
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/28; B21D43/287; B29; B29C; B29C43/00; B29C43/22; B29C43/24; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/22; Y10T83/2203; Y10T83/2209; Y10T83/2216
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1067461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |