Patent US4549532B1 successfully refreshed from Google Patents.
US4549532B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible magnetic sheet for therapeutic use
Assignee: Rheinmagnet Horst Baermann GmbH
•
Filing: 1984-07-10
•
Granted: 1998-08-11
•
Expires: 2004-07-10
Abstract
No abstract record available.
Inventors
- 👤 Horst Baermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:46
CPC Classifications
A; A61; A61N; A61N2/00; A61N2/06; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10S52/00; Y10S52/04; Y10T; Y10T428/00; Y10T428/14; Y10T428/1438
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) | 2001-08-10 | 2002-02-09 | 2002-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-08-10 | 2006-02-09 | 2006-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-08-10 | 2010-02-09 | 2010-08-11 | $7700.00 | Window Closed / Lapsed |