US3477368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing apparatus employing magnetic transfer band in which image impressions can be made
Assignee: TDK Micronas GmbH
•
Filing: 1967-10-24
•
Granted: 1969-11-11
•
Expires: 1987-10-24
Abstract
No abstract record available.
Inventors
- 👤 David B Spaulding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:22
CPC Classifications
G; G03; G03G; G03G17/00; G03G19/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2841461A
Cited
US2975703A
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US2985135A
Cited
US3194674A
Cited
US3211088A
Cited
US3377598A
Cited
US3279367A
Cited
US3299809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |