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US4226669B1 Expired / Lapsed US ⏱️ 0.0 years remaining

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
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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

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