US3467791A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device to indicate the net motion of a tape in one of two directions of travel
Assignee: Lanier Electronic Laboratories Inc
•
Filing: 1967-03-08
•
Granted: 1969-09-16
•
Expires: 1987-03-08
Abstract
No abstract record available.
Inventors
- 👤 Fred C Bolick Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:37
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2988604A
Cited
US3050594A
Cited
US3024320A
Cited
US2952746A
Cited
US3045884A
Cited
US3131384A
Cited
US3197562A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |