US2422641A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for bending and driving in staples
Assignee: Individual
•
Filing: 1939-01-31
•
Granted: 1947-06-17
•
Expires: 1959-01-31
Abstract
No abstract record available.
Inventors
- 👤 Hazewinkel Reurt Cornelius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:50
CPC Classifications
A; A43; A43D; A43D69/00; A43D69/04
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) | 1950-06-16 | 1950-12-16 | 1951-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-16 | 1954-12-16 | 1955-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-16 | 1958-12-16 | 1959-06-17 | $7700.00 | Window Closed / Lapsed |