US5018519B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mask for administering an anesthetic gas to a patient
Assignee: Parker Intangibles LLC
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Filing: 1990-08-03
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Granted: 2000-11-28
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Expires: 2010-08-03
Abstract
No abstract record available.
Inventors
- 👤 Glenn E Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:20
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/06; A61M16/0605; A61M16/0616; A61M2210/00; A61M2210/06; A61M2210/0618
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) | 2003-11-28 | 2004-05-29 | 2004-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-11-28 | 2008-05-29 | 2008-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-11-28 | 2012-05-29 | 2012-11-28 | $7700.00 | Window Closed / Lapsed |