US4648388B1
Expired / Lapsed
US
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Apparatus and method for maintaining vertebrae in a desired relationship
Assignee: DePuy Spine LLC
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Filing: 1985-11-01
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Granted: 1995-10-31
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Expires: 2005-11-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur D Steffee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:15
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/68; A61B17/70; A61B17/7001; A61B17/7002; A61B17/7004; A61B17/7005; A61B17/7041; F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/065; F16B2/08; A61B17/701
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) | 1998-10-30 | 1999-05-01 | 1999-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-10-30 | 2003-05-01 | 2003-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-10-30 | 2007-05-01 | 2007-10-31 | $7700.00 | Window Closed / Lapsed |