US2586686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillator-controlled rebalance measuring system
Assignee: Leeds and Northrup Co
•
Filing: 1947-02-24
•
Granted: 1952-02-19
•
Expires: 1967-02-24
Abstract
No abstract record available.
Inventors
- 👤 Medlock Reginald Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:02
CPC Classifications
G; G01; G01R; G01R17/00; G01R17/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1687933A
Cited
US2027828A
Cited
US2212202A
Cited
US2228163A
Cited
US2203689A
Cited
US2338395A
Cited
US2423617A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |