US3343758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rewind method and apparatus
Assignee: Potter Instrument Co Inc
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Filing: 1966-03-11
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Granted: 1967-09-26
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Expires: 1986-03-11
Abstract
No abstract record available.
Inventors
- 👤 Hakan O Hemdal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:30
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B15/44; G11B15/56; G11B15/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A METHOD FOR REWINDING AN INFORMATION STORAGE TAPE WHICH EXTENDS FROM A FIST REEL, FORMS A LOOP IN A FIRST BUFFER, PASSES A CAPSTAN, FORMS A LOOP IN A SECOND BUFFER, AND EXTENDS TO A SECOND REEL, COMPRISING THE STEPS: REMOVING THE TAPE FROM ONE OF SAID BUFFERS, MAINTAINING THE TAPE IN THE OTHER OF SAID BUFFERS, AND ROTATING SAID FIRST REEL IN A DIRECTION TO WITHDRAW TAPE FROM SAID OTHER BUFFER.
Claim 2
Independent Claim
72 words
A METHOD FOR REWINDING AN INFORMATION STORAGE TAPE WHICH EXTENDS FROM A FIST REEL, FORMS A LOOP IN A FIRST BUFFER, PASSES A CAPSTAN, FORMS A LOOP IN A SECOND BUFFER, AND EXTENDS TO A SECOND REEL, COMPRISING THE STEPS: REMOVING THE TAPE FROM ONE OF SAID BUFFERS, MAINTAINING THE TAPE IN THE OTHER OF SAID BUFFERS, AND ROTATING SAID FIRST REEL IN A DIRECTION TO WITHDRAW TAPE FROM SAID OTHER BUFFER.
References Cited (Backward Citations)
US3202373A
Cited
US3302900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |