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US2731012A
Expired / Lapsed
US
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Sealed hypodermic receptacle and method of making the same
Assignee: Individual
•
Filing: 1954-05-19
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Granted: 1956-01-17
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Expires: 1974-05-19
Abstract
No abstract record available.
Inventors
- 👤 Henderson Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:27
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/3202; A61M5/28; A61M2005/3103; A61M2005/3107; A61M2005/3109
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1434531A
Cited
US1782938A
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US2244282A
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US2423237A
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US2491237A
Cited
FR950588A
Cited
US2578813A
Cited
US2671449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-16 | 1959-07-18 | 1960-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-16 | 1963-07-18 | 1964-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-16 | 1967-07-18 | 1968-01-17 | $7700.00 | Window Closed / Lapsed |