Patent US3527435A successfully refreshed from Google Patents.
US3527435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna supporting and positioning device
Assignee: United States Department of the Navy
•
Filing: 1969-03-17
•
Granted: 1970-09-08
•
Expires: 1989-03-17
Abstract
No abstract record available.
Inventors
- 👤 Roger H Lapp
- 👤 Alexander Yorkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:56
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/12; H01Q1/125; H01Q1/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2648042A
Cited
GB808829A
Cited
US3001289A
Cited
US2719921A
Cited
US2877459A
Cited
FR1254398A
Cited
US3219304A
Cited
FR1461193A
Cited
US3383081A
Cited
US3386694A
Cited
US3464116A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |