Patent US3578284A successfully refreshed from Google Patents.
US3488048A
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Assignee: Lundy Electronics and Systems Inc
•
Filing: 1968-01-15
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Granted: 1970-01-06
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Expires: 1988-01-15
Abstract
No abstract record available.
Inventors
- 👤 David E Dykaar
- 👤 Bernard J Stein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:05
CPC Classifications
G; G06; G06K; G06K7/00; G06K7/08; G06F; G06F7/00; G06F7/06; G06V; G06V30/00; G06V30/10; G06V30/22; G06V30/224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US350974A
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US489925A
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US1193693A
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US650410A
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US770260A
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US2845122A
Cited
US2963293A
Cited
US2995364A
Cited
US3114902A
Cited
US3311224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |