Patent US20080004645A1 successfully refreshed from Google Patents.
US3509485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vane controlled oscillator linear inductive transducer
Assignee: WH Joens and Co GmbH
•
Filing: 1967-11-21
•
Granted: 1970-04-28
•
Expires: 1987-11-21
Abstract
No abstract record available.
Inventors
- 👤 Heribert Czerny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:08
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/20; G01D5/204; G01D5/2053
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2985848A
Cited
US3058076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |