US5037384B1
Expired / Lapsed
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⏱️ 0.0 years remaining
Method and apparatus for the treatment of complicated retinal detachments
Assignee: Cornell Research Foundation Inc
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Filing: 1989-09-11
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Granted: 1994-08-16
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Expires: 2009-09-11
Abstract
No abstract record available.
Inventors
- 👤 Stanley Chang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:13
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/20; A61M5/2053; A61F; A61F9/00; A61F9/007; A61F9/00727; A61M5/31; A61M5/315; A61M5/31525; A61M5/31565; A61M5/31576; A61M2005/3117; A61M2005/3118; A61M2005/3128
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) | 1997-08-15 | 1998-02-14 | 1998-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-08-15 | 2002-02-14 | 2002-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-08-15 | 2006-02-14 | 2006-08-16 | $7700.00 | Window Closed / Lapsed |