US3061771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transducers
Assignee: Cosmocord Ltd
•
Filing: 1958-08-15
•
Granted: 1962-10-30
•
Expires: 1978-08-15
Abstract
No abstract record available.
Inventors
- 👤 Planer George Victor
- 👤 Windebank Robert William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:04
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/142; G01D5/147; G01L; G01L1/00; G01L1/12; G01L1/122; G01P; G01P15/00; G01P15/02; G01P15/08; H; H04; H04R; H04R23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |