Patent US3190969A successfully refreshed from Google Patents.
US3190969A
Expired / Lapsed
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Method for stereophonic re-recording
Assignee: Individual
•
Filing: 1960-03-28
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Granted: 1965-06-22
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Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 Edward M Mattis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:52
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/02; G11B27/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A METHOD OF STEREOPHONIC RE-RECORDING COMPRISING THE STEPS OF RE-RECORDING THE GREATER PART OF A FIRST MUSICAL SELECTION ON TWO TRACKS OF THE RECORDING MEDIUM, STARTING THE RECORDING OF A SECOND MUSICAL SELECTION ON ONE OF THE TRACKS AND BEFORE THE FIRST SELECTION IS FINISHED ON THE OTHER OF SAID TRACKS, STARTING THE RECORDING OF THE SECOND SELECTION ON SAID OTHER TRACK AND FURTHER COMPRISING THE STEP OF STARTING THE RE-RECORDING OF SAID SECOND MUSICAL SELECTION ON SAID ONE TRUCK WITH THE RECORDING SIGNAL AT A LOW VOLUME AND GRADUALLY INCREASING THE SIGNAL VOLUME
Claim 2
Independent Claim
94 words
A METHOD OF STEREOPHONIC RE-RECORDING COMPRISING THE STEPS OF RE-RECORDING THE GREATER PART OF A FIRST MUSICAL SELECTION ON TWO TRACKS OF THE RECORDING MEDIUM, STARTING THE RECORDING OF A SECOND MUSICAL SELECTION ON ONE OF THE TRACKS AND BEFORE THE FIRST SELECTION IS FINISHED ON THE OTHER OF SAID TRACKS, STARTING THE RECORDING OF THE SECOND SELECTION ON SAID OTHER TRACK AND FURTHER COMPRISING THE STEP OF STARTING THE RE-RECORDING OF SAID SECOND MUSICAL SELECTION ON SAID ONE TRUCK WITH THE RECORDING SIGNAL AT A LOW VOLUME AND GRADUALLY INCREASING THE SIGNAL VOLUME
References Cited (Backward Citations)
US2899505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |