Patent US3838444A successfully refreshed from Google Patents.
US2969064A
Expired / Lapsed
US
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Drinking tube device
Assignee: Baxter International Inc
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Filing: 1957-03-26
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Granted: 1961-01-24
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Expires: 1977-03-26
Abstract
No abstract record available.
Inventors
- 👤 Henry E Metz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:28
CPC Classifications
A; A61; A61J; A61J15/00; A61J15/0011; A61G; A61G7/00; A61G7/05; A61M; A61M39/00; A61M39/22; A61M39/28; A61M39/284
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1401958A
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US2040545A
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Cited
US2611515A
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US2575056A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-24 | 1964-07-25 | 1965-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-24 | 1968-07-25 | 1969-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-24 | 1972-07-25 | 1973-01-24 | $7700.00 | Window Closed / Lapsed |