US3273393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bathythermograph
Assignee: Douglas Aircraft Co Inc
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Filing: 1964-03-24
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Granted: 1966-09-20
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Expires: 1984-03-24
Abstract
No abstract record available.
Inventors
- 👤 Wallace R Spark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:52
CPC Classifications
G; G01; G01K; G01K1/00; G01K1/02; G01K1/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A BATHYTHERMOGRAPH COMPRISING: A TRANSMITTING SYSTEM INCLUDING A BATHYTHERMOSPHERE HAVING MEANS FOR SENSING TEMPERATURE OF A SURROUNDING FLUID, MEANS RESPONSIVE TO DESCENT MOTION OF SAID BATHYTHERMOSPHERE FOR ESTABLISHING ITS DEPTH AS ITS SINKS IN THE SURROUNDING FLUID, AND MEANS FOR PRODUCING AN ELECTROMAGNETIC SIGNAL CARRYING BOTH THE SENSED TEMPERATURE AND ESTABLISHED DEPTH INFORMATION IN A CORRELATED RELATIONSHIP THROUGH THE SURROUNDING FLUIDR; AND A RECEIVING SYSTEM INCLUDING MEANS FOR RECEIVING THE ELECTROMAGNETIC SIGNAL PRODUCED IN THE SURROUNDING FLUID, AND MEANS FOR CONVERTING THE INFORMATION CARRIED IN THE RECEIVED ELECTROMAGNETIC SIGNAL INTO VISUAL INFORMATION.
Claim 2
Dependent Claim
92 words
A BATHYTHERMOGRAPH COMPRISING: A TRANSMITTING SYSTEM INCLUDING A BATHYTHERMOSPHERE HAVING MEANS FOR SENSING TEMPERATURE OF A SURROUNDING FLUID, MEANS RESPONSIVE TO DESCENT MOTION OF SAID BATHYTHERMOSPHERE FOR ESTABLISHING ITS DEPTH AS ITS SINKS IN THE SURROUNDING FLUID, AND MEANS FOR PRODUCING AN ELECTROMAGNETIC SIGNAL CARRYING BOTH THE SENSED TEMPERATURE AND ESTABLISHED DEPTH INFORMATION IN A CORRELATED RELATIONSHIP THROUGH THE SURROUNDING FLUIDR; AND A RECEIVING SYSTEM INCLUDING MEANS FOR RECEIVING THE ELECTROMAGNETIC SIGNAL PRODUCED IN THE SURROUNDING FLUID, AND MEANS FOR CONVERTING THE INFORMATION CARRIED IN THE RECEIVED ELECTROMAGNETIC SIGNAL INTO VISUAL INFORMATION.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |