US3172954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustic apparatus
Assignee: —
•
Filing: —
•
Granted: 1965-03-09
•
Expires: 1982-03-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:38
CPC Classifications
G; G10; G10L; G10L15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
APPARATUS FOR ANALYZING A SOUND WHICH COMPRISES MEANS FOR SEPARATING SAID SOUND INTO A PLURALITY OF COMPONENTS OF DIFFERENT FREQUENCIES, MEANS FOR MEASURING THE DURATION OF SUCCESSIVE SYLLABLES DURING THE PASSAGE OF SAID SOUND, AND MEANS RESPONSIVE TO SAID MEASUREMENT FOR DIVIDING THE DURATION OF SAID SUCCESSIVE SYLLABLES INTO DISCRETE VARIABLE TIME INTERVALS, SAID RESPONSIVE MEANS INCLUDING MEANS FOR MOMENTARILY INTERRUPTING EACH OF SAID SYLLABLES AT THE BEGINNINGS AND ENDS OF SAID DISCRETE INTERVALS.
Claim 2
Dependent Claim
74 words
APPARATUS FOR ANALYZING A SOUND WHICH COMPRISES MEANS FOR SEPARATING SAID SOUND INTO A PLURALITY OF COMPONENTS OF DIFFERENT FREQUENCIES, MEANS FOR MEASURING THE DURATION OF SUCCESSIVE SYLLABLES DURING THE PASSAGE OF SAID SOUND, AND MEANS RESPONSIVE TO SAID MEASUREMENT FOR DIVIDING THE DURATION OF SAID SUCCESSIVE SYLLABLES INTO DISCRETE VARIABLE TIME INTERVALS, SAID RESPONSIVE MEANS INCLUDING MEANS FOR MOMENTARILY INTERRUPTING EACH OF SAID SYLLABLES AT THE BEGINNINGS AND ENDS OF SAID DISCRETE INTERVALS.
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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) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |