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US4512098B1
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US4512098B1 - - Google Patents
Assignee: LSI Industries Inc
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Filing: 1983-11-21
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Granted: 1990-05-01
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Expires: 2003-11-21
Abstract
No abstract record available.
Inventors
- 👤 J Ready Robert
- 👤 E Whipple Donald
- 👤 P Sferra James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:22
CPC Classifications
G; G09; G09F; G09F13/00; G09F13/04; G09F13/0418; G09F13/0454
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-04-30 | 1993-10-30 | 1994-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-04-30 | 1997-10-30 | 1998-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-04-30 | 2001-10-30 | 2002-05-01 | $7700.00 | Window Closed / Lapsed |