US3346868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrograph using for plurality of electrode devices having a thermoplastic film asa recording medium
Assignee: Denki Onkyo Co Ltd
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Filing: 1965-03-24
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Granted: 1967-10-10
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Expires: 1985-03-24
Abstract
No abstract record available.
Inventors
- 👤 Masuda Noboru
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:28
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/022
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
IN ELECTROGRAPH APPARATUS A PLURALITY OF ELECTRODE DEVICES AND A TRANSPARENT THERMOPLASTIC FILM AS A RECORDING MEDIUM THE COMBINATION COMPRISING MULTIPLEX RECORDING NEEDLES; INSULATION COATED ON EACH NEEDLE; A SHIELD
Claim 2
Dependent Claim
30 words
IN ELECTROGRAPH APPARATUS A PLURALITY OF ELECTRODE DEVICES AND A TRANSPARENT THERMOPLASTIC FILM AS A RECORDING MEDIUM THE COMBINATION COMPRISING MULTIPLEX RECORDING NEEDLES; INSULATION COATED ON EACH NEEDLE; A SHIELD
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-09 | 1971-04-10 | 1971-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-09 | 1975-04-10 | 1975-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-09 | 1979-04-10 | 1979-10-10 | $7700.00 | Window Closed / Lapsed |