US1584347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool holder
Assignee: Armstrong Bros Tool Co
•
Filing: 1925-04-23
•
Granted: 1926-05-11
•
Expires: 1945-04-23
Abstract
No abstract record available.
Inventors
- 👤 Lennox F Armstrong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:32
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/08; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2252; Y10T407/2256; Y10T407/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-05-10 | 1929-11-09 | 1930-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-10 | 1933-11-09 | 1934-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-10 | 1937-11-09 | 1938-05-11 | $7700.00 | Window Closed / Lapsed |