Patent US2807706A successfully refreshed from Google Patents.
US2807706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for automatic control of electrical discharge machine
Assignee: Milacron Inc
•
Filing: 1954-10-25
•
Granted: 1957-09-24
•
Expires: 1974-10-25
Abstract
No abstract record available.
Inventors
- 👤 John J Oezer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:46
CPC Classifications
B; B23; B23H; B23H7/00; B23H7/14; B23H7/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1418707A
Cited
US2145010A
Cited
US2084168A
Cited
US2201483A
Cited
US2278480A
Cited
US2296734A
Cited
US2389164A
Cited
GB637793A
Cited
FR1062480A
Cited
US2773168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |