Patent US3077599A successfully refreshed from Google Patents.
US3077599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible loop antenna for space vehicle
Assignee: Individual
•
Filing: 1961-06-29
•
Granted: 1963-02-12
•
Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Jr Leonard L Mitchum
- 👤 Hermann R Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:02
CPC Classifications
H; H01; H01Q; H01Q7/00; H01Q7/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
A SYSTEM FOR ERECTING A COLLAPSIBLE LOOP STRUCTURE BY CENTRIFUGAL FORCES, COMPRISING: A HOUSING SHELL ENCLOSING A CHAMBER AND HAVING AN AXIS ABOUT WHICH IT IS ADAPTED TO SPIN, A CENTRAL CONTROL MECHANISM MOUNTED WITHIN SAID CHAMBER, SAID CENTRAL CONTROL MECHANISM HAVING A SPOOL CONCENTRIC TO SAID SPIN AXIS AND ADAPTED FOR ROTATIONAL MOVEMENT, SAID SPOOL HAVING A PLURALITY OF PERIPHERAL GROOVES, A FLEXIBLE LOOP STRUCTURE ENCIRCLING SAID HOUSING SHELL, ARM MEANS CONNECTING SAID HOUSING SHELL AND SAID FLEXIBLE LOOP STRUCTURE WHEREBY SAID FLEXIBLE LOOP STRUCTURE IS ADAPTED TO BE FOLDED TO SAID HOUSING SHELL AND LATER EXTENDED OUTWARDLY FROM SAID HOUSING SHELL, AND CONTROL CORD MEANS WOUND WITHIN SAID PERIPHERAL GROOVES OF SAID SPOOL AND EXTENDING TO AND CONNECTED TO SAID FLEXIBLE LOOP STRUCTURE.
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) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |