Patent US3277375A successfully refreshed from Google Patents.
US3277375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reentry communication by material addition
Assignee: Individual
•
Filing: 1963-12-19
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Granted: 1966-10-04
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Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 Clifford H Nelson
- 👤 William H Cuddihy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:04
CPC Classifications
H; H05; H05H; H05H1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
APPARATUS FOR ACCOMPLISHING RADIO-FREQUENCY COMMUNICATION BETWEEN A SPACE VEHICLE AND A REMOTE STATION DURING THE TIMES THAT THE SPACE VEHICLE IS SURROUNDED BY A LAYER OF PLASMA COMPRISING: COMMUNICATION EQUIPMENT LOCATED ON BOARD SAID SPACE VEHICLE AND AT SAID REMOTE STATION; A LIQUID SUPPLY LOCATED ON BOARD SAID SPACE VEHICLE; AND MEANS LOCATED ON SAID SPACE VEHICLE FOR SPRAYING SMALL DROPLETS OF SAID LIQUID INTO SAID LAYER OF PLASMA WHEREBY SUBSTANTIAL EVAPORTION OF THE LIQUID AND HEAT TRANSFER BETWEEN THE LIQUID AND THE PLASMA OCCURS IN THE SHORT RESIDENCE TIME OF THE LIQUID IN THE VEHICLE VICINITY AND SUBSTANTIAL NUMBERS OF ELECTRONS IN SAID PLASMA ATTACH TO SAID LIQUID DROPLETS THEREBY REDUCING THE ELECTRON CONCENTRATION OF SAID LAYER OF PLASMA TO ENABLE RADIO-FREQUENCY COMMUNICATION BETWEEN SAID SPACE VEHICLE AND SAID REMOTE STATION.
Claim 2
Dependent Claim
132 words
APPARATUS FOR ACCOMPLISHING RADIO-FREQUENCY COMMUNICATION BETWEEN A SPACE VEHICLE AND A REMOTE STATION DURING THE TIMES THAT THE SPACE VEHICLE IS SURROUNDED BY A LAYER OF PLASMA COMPRISING: COMMUNICATION EQUIPMENT LOCATED ON BOARD SAID SPACE VEHICLE AND AT SAID REMOTE STATION; A LIQUID SUPPLY LOCATED ON BOARD SAID SPACE VEHICLE; AND MEANS LOCATED ON SAID SPACE VEHICLE FOR SPRAYING SMALL DROPLETS OF SAID LIQUID INTO SAID LAYER OF PLASMA WHEREBY SUBSTANTIAL EVAPORTION OF THE LIQUID AND HEAT TRANSFER BETWEEN THE LIQUID AND THE PLASMA OCCURS IN THE SHORT RESIDENCE TIME OF THE LIQUID IN THE VEHICLE VICINITY AND SUBSTANTIAL NUMBERS OF ELECTRONS IN SAID PLASMA ATTACH TO SAID LIQUID DROPLETS THEREBY REDUCING THE ELECTRON CONCENTRATION OF SAID LAYER OF PLASMA TO ENABLE RADIO-FREQUENCY COMMUNICATION BETWEEN SAID SPACE VEHICLE AND SAID REMOTE STATION.
References Cited (Backward Citations)
US3128965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |