Patent US4833301B1 successfully refreshed from Google Patents.
US4833301B1
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Multi-zone thermal process system utilizing non-focused infrared panel emitters
Assignee: VS Holding Co
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Filing: 1987-03-25
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Granted: 2000-04-04
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Expires: 2007-03-25
Abstract
No abstract record available.
Inventors
- 👤 Edward J Furtek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:47
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/005; B23K1/0053; B23K1/008; B23K2101/00; B23K2101/36; B23K2101/42
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) | 2003-04-04 | 2003-10-04 | 2004-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-04-04 | 2007-10-04 | 2008-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-04-04 | 2011-10-04 | 2012-04-04 | $7700.00 | Window Closed / Lapsed |