US4226669B1
Expired / Lapsed
US
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US4226669B1 - - Google Patents
Assignee: SAVANT HOLDINGS Inc A CORP OF
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Filing: 1979-05-09
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Granted: 1990-10-16
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Expires: 1999-05-09
Abstract
No abstract record available.
Inventors
- 👤 Vilardi Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:44
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/10; B01D3/08; B04; B04B; B04B7/00; B04B7/02; B04B7/06; B04B9/00; B04B9/02; G; G01; G01N; G01N1/00; G01N1/28; G01N1/40; G01N1/4022; G01N2001/4027; G01N35/00; G01N2035/00465; G01N2035/00495
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) | 1993-10-15 | 1994-04-16 | 1994-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-10-15 | 1998-04-16 | 1998-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-10-15 | 2002-04-16 | 2002-10-16 | $7700.00 | Window Closed / Lapsed |