US5830291C1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing bright stainless steel
Assignee: Jewel Acquisition LLC
•
Filing: 1996-10-08
•
Granted: 2001-05-22
•
Expires: 2016-10-08
Abstract
No abstract record available.
Inventors
- 👤 Michael F Mcguire
- 👤 Kelley L Senzarin-Kulik
- 👤 Anthony J Denoi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:17
CPC Classifications
C; C21; C21D; C21D8/00; C21D8/02; C23; C23G; C23G1/00; C23G1/02; C23G1/08; C23G1/086; C21D8/0221; C21D8/0236; C21D8/0278
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 2004-05-21 | 2004-11-20 | 2005-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2008-05-21 | 2008-11-20 | 2009-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2012-05-21 | 2012-11-20 | 2013-05-22 | $7700.00 | Window Closed / Lapsed |