US2756512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angle guide attachment for power drills and like tools
Assignee: Individual
•
Filing: 1954-09-03
•
Granted: 1956-07-31
•
Expires: 1974-09-03
Abstract
No abstract record available.
Inventors
- 👤 Lela B Pettit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:25
CPC Classifications
G; G01; G01C; G01C9/00; G01C9/18; G01C9/24; B; B25; B25H; B25H1/00; B25H1/0021; B25H1/0078; B25H1/0085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US817467A
Cited
FR392972A
Cited
US1159516A
Cited
US1221738A
Cited
CH114510A
Cited
DE865697C
Cited
FR981248A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |