Patent USRE31873F1 successfully refreshed from Google Patents.
USRE31873F1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Venous catheter device
Assignee: RMH FAMILY PARTNERS Ltd
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Filing: 1983-01-19
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Granted: 1988-11-15
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Expires: 2003-01-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:08
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/0105; A61M25/0111; A61B; A61B5/00; A61B5/02; A61B5/021; A61B5/0215; A61B5/02152; A61M25/0021; A61M25/0023; A61M25/0026; A61M2025/0034; A61M2025/004; A61M25/003
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) | 1991-11-15 | 1992-05-16 | 1992-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-11-15 | 1996-05-16 | 1996-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-11-15 | 2000-05-16 | 2000-11-15 | $7700.00 | Window Closed / Lapsed |