US3053427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape handling equipment
Assignee: Potter Instrument Co Inc
•
Filing: 1959-05-14
•
Granted: 1962-09-11
•
Expires: 1979-05-14
Abstract
No abstract record available.
Inventors
- 👤 Carl I Wasserman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:25
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/56; G11B27/00; G11B27/005; G11B27/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB685032A
Cited
US2637560A
Cited
US2865639A
Cited
US2908767A
Cited
US2831678A
Cited
US2864610A
Cited
US2904275A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |