US4969883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Medicament vial end cap membrane piercing device
Assignee: WORTHINGTON DENNIS V (DBA GMW) A SOLE PROPRIETORSHIP
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Filing: 1989-01-03
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Granted: 1990-11-13
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Expires: 2009-01-03
Abstract
Abstract A spear-like device for puncturing the membrane or diaphragm stopper of a liquid medicament vial. The spear-like device includes a fluid supply port from which liquid can be delivered to a hooded needle.
Inventors
- 👤 Michael D. Gilbert
- 👤 Lonnie R. Mabley
- 👤 Dennis V. Worthington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:40
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/20; A61J1/2096; A61M; A61M5/00; A61M5/178; A61M5/31; A61J1/05; A61J1/10; A61J1/1475; A61J1/2003; A61J1/2006; A61J1/201; Y; Y10; Y10S; Y10S215/00; Y10S215/03; Y10S604/00; Y10S604/905
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
47 words
A conventional medicament vial end cap membrane piercing device comprising a leasing ported conical point insertable through said membrane closure, said point joined to a smaller diameter shank in communication with a stoppered fitting of a diameter that permits engagement of said fitting by a shrouded syringe.
Claim 2
Dependent Claim
47 words
A conventional medicament vial end cap membrane piercing device comprising a leasing ported conical point insertable through said membrane closure, said point joined to a smaller diameter shank in communication with a stoppered fitting of a diameter that permits engagement of said fitting by a shrouded syringe.
Claim 3
Dependent Claim
23 words
The piercing device of claim 1 wherein said shank has a radially extending flange thereon of a diameter greater than said stoppered fitting.
Claim 4
Dependent Claim
20 words
The piercing device of claim 1 wherein said stoppered fitting comprises a ported cylindrical member provided with a membrane end.
Claim 5
Dependent Claim
20 words
The piercing device of claim 2 wherein said stoppered fitting compirises a ported cylindrical member provided with a membrane end.
References Cited (Backward Citations)
US2816550A
Cited
US3826261A
Cited
US3976073A
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US4059112A
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US4116196A
Cited
US4232669A
Cited
US4752292A
Cited
US4601704A
Cited
US4834716A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-11-12 | 1994-05-14 | 1994-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-11-12 | 1998-05-14 | 1998-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-11-12 | 2002-05-14 | 2002-11-13 | $7700.00 | Window Closed / Lapsed |