US5547017B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air distribution fan recycling control
Assignee: ABT Systems LLC
•
Filing: 1995-01-05
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Granted: 2000-11-28
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Expires: 2015-01-05
Abstract
No abstract record available.
Inventors
- 👤 Armin Rudd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:05
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/0001; F24F11/62; F24F11/63; F24F11/65; F24F11/67; F24F11/30; F24F2120/00; F24F2120/10
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) | 2003-11-28 | 2004-05-29 | 2004-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-11-28 | 2008-05-29 | 2008-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-11-28 | 2012-05-29 | 2012-11-28 | $7700.00 | Window Closed / Lapsed |