Patent US2833281A successfully refreshed from Google Patents.
US2833281A
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US
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Venting needle
Assignee: Becton Dickinson and Co
•
Filing: 1953-02-25
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Granted: 1958-05-06
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Expires: 1973-02-25
Abstract
No abstract record available.
Inventors
- 👤 Albert E Krug
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:48
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/162; A61M2005/1623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US353040A
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US722105A
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US1705763A
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US2138936A
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US2132598A
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US2512568A
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US2552155A
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US2512882A
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US2638897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |