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Patent US3438002A successfully refreshed from Google Patents.
US3438002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse signal exchange
Assignee: TDK Micronas GmbH
•
Filing: 1966-05-31
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Granted: 1969-04-08
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Murgio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:33
CPC Classifications
G; G06; G06F; G06F13/00; G06F13/14; G06F13/20; G06F13/24; G06F13/26; G06F13/22; G06F13/38; G06F13/382; G06F13/385; H; H04; H04L; H04L12/00; H04L12/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3311886A
Cited
US3373418A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |