US4429008B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thiol reactive liposomes
Assignee: University of California
•
Filing: 1981-12-10
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Granted: 1995-05-16
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Expires: 2001-12-10
Abstract
No abstract record available.
Inventors
- 👤 Frank J Martin
- 👤 Demetrios P Papahadjopoulos
- 👤 Wayne L Hubbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:22
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/53; G01N33/563; A; A61; A61K; A61K9/00; A61K9/10; A61K9/127; A61K9/1271; G01N33/531; G01N33/532; Y; Y10; Y10S; Y10S424/00; Y10S424/812; Y10S436/00; Y10S436/829; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2984
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) | 1998-05-15 | 1998-11-14 | 1999-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-05-15 | 2002-11-14 | 2003-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-05-15 | 2006-11-14 | 2007-05-16 | $7700.00 | Window Closed / Lapsed |