Patent US2673771A successfully refreshed from Google Patents.
US2673771A
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US
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Infusion carrier for attachment to hospital stretchers
Assignee: Individual
•
Filing: 1952-02-06
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Granted: 1954-03-30
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Expires: 1972-02-06
Abstract
No abstract record available.
Inventors
- 👤 Josephine E Krewson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:32
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/1414; A61M5/1415; A61G; A61G7/00; A61G7/05; A61G7/0503
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US546570A
Cited
US561514A
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US573703A
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US617096A
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US1301953A
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US1588914A
Cited
US2119325A
Cited
US2460244A
Cited
US2470524A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |