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US5033271B1
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US5033271B1 - - Google Patents
Assignee: SPX Technologies Inc
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Filing: 1990-09-04
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Granted: 1994-02-22
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Expires: 2010-09-04
Abstract
No abstract record available.
Inventors
- 👤 W. Manz Kenneth
- 👤 D. Shirley Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:46
CPC Classifications
F; F25; F25B; F25B45/00; F25B2345/00; F25B2345/005; F25B2345/0052; Y; Y02; Y02B; Y02B30/00; Y02B30/52
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) | 1997-02-21 | 1997-08-23 | 1998-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-02-21 | 2001-08-23 | 2002-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-02-21 | 2005-08-23 | 2006-02-22 | $7700.00 | Window Closed / Lapsed |