Patent US4384853B1 successfully refreshed from Google Patents.
US4384853B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ejector holder for capsule-like cartridge
Assignee: Dentsply Research and Development Corp
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Filing: 1982-01-29
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Granted: 1993-11-09
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Expires: 2002-01-29
Abstract
No abstract record available.
Inventors
- 👤 E. Welsh Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:06
CPC Classifications
A; A61; A61C; A61C9/00; A61C9/0026; A61C5/00; A61C5/60; A61C5/62; A61C5/66; A61M; A61M3/00; B; B05; B05C; B05C17/00; B05C17/005; B05C17/00596; A61C2201/00; A61C2201/002
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) | 1996-11-08 | 1997-05-10 | 1997-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-11-08 | 2001-05-10 | 2001-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-11-08 | 2005-05-10 | 2005-11-09 | $7700.00 | Window Closed / Lapsed |