Patent US5350443B2 successfully refreshed from Google Patents.
US5350443B2
Expired / Lapsed
US
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Filter sheet material for passenger cabins in motor vehicles
Assignee: MHB FILTRATION & CO GmbH
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Filing: 1993-04-19
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Granted: 1999-08-10
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Expires: 2013-04-19
Abstract
No abstract record available.
Inventors
- 👤 Von Hasso Bluecher
- 👤 De Ernest Ruiter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:52
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/28; B01J20/28014; B01J20/2803; B01D; B01D39/00; B01D39/08; B01D39/083; B01D53/00; B01D53/02; B01D53/04; B01D53/0407; B01J20/02; B01J20/20; B01J20/28002; B01J20/28004; B01J20/28016; B01J20/28019; B01J20/28028; B01J20/28033; B60; B60H; B60H3/00; B60H3/06; B60H3/0658; B01D2239/00; B01D2239/04; B01D2239/0407; B01D2239/0414; B01D2239/0428; B01D2239/0435; B01D2239/06; B01D2239/0604; B01D2239/0622; B01D2239/065; B01D2239/0654; B01D2239/0668; B01D2239/0681; B01D2239/12; B01D2239/1241; B01D2253/00; B01D2253/10; B01D2253/102; B01D2253/30; B01D2253/302; B01D2253/304; B01D2257/00; B01D2257/90; B01D2259/00; B01D2259/45; B01D2259/4566; B60H2003/0691; Y; Y10; Y10S; Y10S55/00; Y10S55/39
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) | 2002-08-09 | 2003-02-08 | 2003-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-08-09 | 2007-02-08 | 2007-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-08-09 | 2011-02-08 | 2011-08-10 | $7700.00 | Window Closed / Lapsed |