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US990158A
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Assignee: OXYGENATOR CO
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Filing: 1909-12-23
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Granted: 1911-04-18
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Expires: 1929-12-23
Abstract
No abstract record available.
Inventors
- 👤 Elvard L Moses
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:32
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/0404; A61N1/0472
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) | 1914-04-17 | 1914-10-17 | 1915-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-04-17 | 1918-10-17 | 1919-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-04-17 | 1922-10-17 | 1923-04-18 | $7700.00 | Window Closed / Lapsed |