US3278938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable antenna
Assignee: Lockheed Martin Tactical Systems Inc
•
Filing: 1963-01-29
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Granted: 1966-10-11
•
Expires: 1983-01-29
Abstract
No abstract record available.
Inventors
- 👤 Myron M Rosenthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:36
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/08; H01Q1/081
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
IN A PNEUMATICALLY INFLATABLE ANTENNA, AN HERMETICALLY SEALED FLEXIBLE ELONGATED ENVELOPE HAVING UPPER AND LOWER ENDS FORMED OF MATERIAL CAPABLE OF RECEIVING AND CONDUCTING AN ELECTRICAL SIGNAL, A SELF-CONTAINER CAPSULE HAVING A GAS UNDER COMPRESSION, A PLURALITY OF FRANGIBLE SEPTUMS INTERCONNECTED TO THE INNER SURFACE OF SAID ENVELOPE TO DIVIDE THE INTERIOR THEREOF INTO SUBSTANTIALLY SEPARATE CHAMBERS, SAID CAPSULE BEING INITIALLY DISPOSED WITH-
Claim 2
Dependent Claim
63 words
IN A PNEUMATICALLY INFLATABLE ANTENNA, AN HERMETICALLY SEALED FLEXIBLE ELONGATED ENVELOPE HAVING UPPER AND LOWER ENDS FORMED OF MATERIAL CAPABLE OF RECEIVING AND CONDUCTING AN ELECTRICAL SIGNAL, A SELF-CONTAINER CAPSULE HAVING A GAS UNDER COMPRESSION, A PLURALITY OF FRANGIBLE SEPTUMS INTERCONNECTED TO THE INNER SURFACE OF SAID ENVELOPE TO DIVIDE THE INTERIOR THEREOF INTO SUBSTANTIALLY SEPARATE CHAMBERS, SAID CAPSULE BEING INITIALLY DISPOSED WITH-
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |