US3534372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Horizontal broad-band omnidirectional antenna
Assignee: Rohde and Schwarz GmbH and Co KG
•
Filing: 1967-12-22
•
Granted: 1970-10-13
•
Expires: 1987-12-22
Abstract
No abstract record available.
Inventors
- 👤 Friedrich Scheuerecker
- 👤 Axel Stark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:20
CPC Classifications
H; H01; H01Q; H01Q7/00; H01Q11/00; H01Q11/02; H01Q11/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3267479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |