Patent US737872A successfully refreshed from Google Patents.
Patent US3113286A successfully refreshed from Google Patents.
US3113286A
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Acoustical wave direction determining device
Assignee: Individual
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Filing: 1961-03-06
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Granted: 1963-12-03
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Norman B Miller
- 👤 Mills Pine Grove
- 👤 Miles T Pigott
- 👤 David C Whitmarsh
- 👤 Richard O Rowlands
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:51
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/80; G01S3/802; G01S3/8022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
IN A DIRECTION DETERMINING SYSTEM, THE COMBINATION COMPRISING: TRANSMITTER MEANS, CAPABLE OF TRANSMITTING ACOUSTICAL WAVES; A PLURALITY OF IMMOVABLE ACOUSTICAL RECEIVERS ARRANGED IN A PREDETERMINED PATTERN IN SPACE, CAPABLE OF RECEIVING SIGNALS EMITTED FROM SAID TRANSMITTER MEANS; A PLURALITY OF FIRST AMPLIFIER MEANS EACH CONNECTED TO A DIFFERENT ONE OF SAID RECEIVERS AND ARRANGED TO AMPLIFY THE RESPONSES THEREOF; A PLURALITY OF SWITCHING MEANS EACH CONTACTING A DIFFERENT ONE OF SAID FIRST AMPLIFIER MEANS ARRANGED TO SEQUENTIALLY CONTACT EACH OF SAID RECEIVERS THROUGH SAID FIRST AMPLIFIER MEANS AT A PREDETERMINED SCAN RATE; SECOND AMPLIFIER MEANS CONNECTED TO SAID SWITCHING MEANS FOR AMPLIFYING THE RESPONSES THEREOF; AND A FREQUENCY METER ELECTRICALLY CONTACTING SAID SECOND AMPLIFIER MEANS WHEREBY THE FREQUENCY RESPONSE THEREOF IS MEASURED; THE ENTIRE SYSTEM REMAINING STATIONARY.
Claim 2
Dependent Claim
127 words
IN A DIRECTION DETERMINING SYSTEM, THE COMBINATION COMPRISING: TRANSMITTER MEANS, CAPABLE OF TRANSMITTING ACOUSTICAL WAVES; A PLURALITY OF IMMOVABLE ACOUSTICAL RECEIVERS ARRANGED IN A PREDETERMINED PATTERN IN SPACE, CAPABLE OF RECEIVING SIGNALS EMITTED FROM SAID TRANSMITTER MEANS; A PLURALITY OF FIRST AMPLIFIER MEANS EACH CONNECTED TO A DIFFERENT ONE OF SAID RECEIVERS AND ARRANGED TO AMPLIFY THE RESPONSES THEREOF; A PLURALITY OF SWITCHING MEANS EACH CONTACTING A DIFFERENT ONE OF SAID FIRST AMPLIFIER MEANS ARRANGED TO SEQUENTIALLY CONTACT EACH OF SAID RECEIVERS THROUGH SAID FIRST AMPLIFIER MEANS AT A PREDETERMINED SCAN RATE; SECOND AMPLIFIER MEANS CONNECTED TO SAID SWITCHING MEANS FOR AMPLIFYING THE RESPONSES THEREOF; AND A FREQUENCY METER ELECTRICALLY CONTACTING SAID SECOND AMPLIFIER MEANS WHEREBY THE FREQUENCY RESPONSE THEREOF IS MEASURED; THE ENTIRE SYSTEM REMAINING STATIONARY.
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |