US5065258B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmitting information from producer to end users through slant-track tape-to-tape copying at higher-than-standard signal transmission
Assignee: RANK VIDEO SERVICES AMERICA 720 LANDWEHR RD NORTHBROOK IL 60062 A ILLINOIS PARTNERSHIP
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Filing: 1988-09-23
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Granted: 1994-11-08
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Expires: 2008-09-23
Abstract
No abstract record available.
Inventors
- 👤 Eugene D Warren
- 👤 Robert B Pfannkuch
- 👤 William C Laumeister
- 👤 Louis L Pourciau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:41
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-11-07 | 1998-05-09 | 1998-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-11-07 | 2002-05-09 | 2002-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-11-07 | 2006-05-09 | 2006-11-08 | $7700.00 | Window Closed / Lapsed |