US2705515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drill with burnishing attachment
Assignee: Individual
•
Filing: 1949-10-28
•
Granted: 1955-04-05
•
Expires: 1969-10-28
Abstract
No abstract record available.
Inventors
- 👤 Walker Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:54
CPC Classifications
B; B27; B27M; B27M1/00; B27M1/06; B23; B23B; B23B51/00; B23B51/10; B23B51/108; Y; Y10; Y10T; Y10T408/00; Y10T408/89; Y10T408/905; Y10T408/906
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US202618A
Cited
US716441A
Cited
US720950A
Cited
US1585657A
Cited
AU14226A
Cited
US1795358A
Cited
US2322612A
Cited
US2344143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-04 | 1958-10-04 | 1959-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-04 | 1962-10-04 | 1963-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-04 | 1966-10-04 | 1967-04-05 | $7700.00 | Window Closed / Lapsed |