US2882524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for sensing the position of a movable element
Assignee: EMI Ltd
•
Filing: 1951-01-29
•
Granted: 1959-04-14
•
Expires: 1971-01-29
Abstract
No abstract record available.
Inventors
- 👤 Spencer Rolf Edmund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:13
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/12; G01D5/244; G01D5/245; G06; G06K; G06K13/00; G06K13/02; G06K13/06; G06K13/067
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |