Patent US2353006A successfully refreshed from Google Patents.
US2353006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drilling machine
Assignee: Jeffrey Manufacturing Co
•
Filing: 1942-08-01
•
Granted: 1944-07-04
•
Expires: 1962-08-01
Abstract
No abstract record available.
Inventors
- 👤 John S Beltz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:30
CPC Classifications
E; E21; E21B; E21B19/00; E21B19/08; E21B19/081; F; F16; F16K; F16K17/00; F16K17/02; F16K17/04; F16K17/0466; F21; F21V; F21V7/00; F21V7/22; F21V7/24; Y; Y10; Y10T; Y10T74/00; Y10T74/17; Y10T74/173; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18696; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19702; Y10T74/19735
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1947-07-04 | 1948-01-03 | 1948-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-07-04 | 1952-01-03 | 1952-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-07-04 | 1956-01-03 | 1956-07-04 | $7700.00 | Window Closed / Lapsed |