US2453722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toolholder
Assignee: Devlieg Bullard Inc
•
Filing: 1944-05-26
•
Granted: 1948-11-16
•
Expires: 1964-05-26
Abstract
No abstract record available.
Inventors
- 👤 Jacob E Moss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:40
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/24; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5168; Y10T29/5175; Y10T82/00; Y10T82/25; Y10T82/2585
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US290612A
Cited
US632358A
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US637320A
Cited
US930662A
Cited
US1114151A
Cited
US1116005A
Cited
US1528672A
Cited
US1589595A
Cited
GB241827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-16 | 1952-05-17 | 1952-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-16 | 1956-05-17 | 1956-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-16 | 1960-05-17 | 1960-11-16 | $7700.00 | Window Closed / Lapsed |