US3004536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood administering apparatus
Assignee: Individual
•
Filing: 1954-03-29
•
Granted: 1961-10-17
•
Expires: 1974-03-29
Abstract
No abstract record available.
Inventors
- 👤 Carl W Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:32
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR761528A
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US2118893A
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US2186987A
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US2322701A
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US2341114A
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US2470943A
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US2461558A
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US2452643A
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US2452644A
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US2653606A
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US2664085A
Cited
US2702034A
Cited
US2704544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-16 | 1965-04-17 | 1965-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-16 | 1969-04-17 | 1969-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-16 | 1973-04-17 | 1973-10-17 | $7700.00 | Window Closed / Lapsed |