Patent DE2950591A1 successfully refreshed from Google Patents.
US4813934B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US4813934B1 - - Google Patents
Assignee: Stryker European Operations Holdings LLC
•
Filing: 1987-08-07
•
Granted: 1992-05-12
•
Expires: 2007-08-07
Abstract
No abstract record available.
Inventors
- 👤 T Engelson Erick
- 👤 R Daniels John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:09
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0067; A61M25/0074; A61M25/0075; A61M25/01; A61M25/0105; A61M25/0125
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) | 1995-05-12 | 1995-11-11 | 1996-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-05-12 | 1999-11-11 | 2000-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-05-12 | 2003-11-11 | 2004-05-12 | $7700.00 | Window Closed / Lapsed |