US3289189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding and stepping a magnetic tape
Assignee: SCM Corp
•
Filing: 1965-08-23
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Granted: 1966-11-29
•
Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Clayton H Clark
- 👤 Donald J Stefanik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:08
CPC Classifications
H; H04; H04L; H04L17/00; B; B41; B41J; B41J1/00; B41J1/22; B41J1/32; G; G11; G11B; G11B15/00; G11B15/18; G11B15/26; G11B15/34; H04L13/00; H04L13/02; H04L13/06; H04L13/08; H04L13/18; H04L13/182; H04L17/02; H04L17/04; H04L17/16; H04L17/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A MAGNETIC TAPE RECORDER AND PLAYBACK APPARATUS INCLUDING A MAGNETIC TAPE SUPPLY, RECORDER-READER HEAD MEANS, AND MEANS FOR MOVING THE TAPE IN STEPS PAST THE HEAD MEANS DURING RECORDING AND READING INCLUDING A COMBINATION TAPE FEED AND TAPE STEPPING DRIVE MECHANISM COMPRISING: MEANS IN SAID DRIVE MECHANISM OPERABLE TO
Claim 2
Dependent Claim
49 words
A MAGNETIC TAPE RECORDER AND PLAYBACK APPARATUS INCLUDING A MAGNETIC TAPE SUPPLY, RECORDER-READER HEAD MEANS, AND MEANS FOR MOVING THE TAPE IN STEPS PAST THE HEAD MEANS DURING RECORDING AND READING INCLUDING A COMBINATION TAPE FEED AND TAPE STEPPING DRIVE MECHANISM COMPRISING: MEANS IN SAID DRIVE MECHANISM OPERABLE TO
References Cited (Backward Citations)
US3127121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |