US2904043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringes
Assignee: Individual
•
Filing: 1954-02-10
•
Granted: 1959-09-15
•
Expires: 1974-02-10
Abstract
No abstract record available.
Inventors
- 👤 Friedman Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:02
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/24; A61J; A61J1/00; A61J1/14; A61J1/20; A61M2005/2403; A61M2005/2414; A61M2005/2433; A61M2005/2437; A61M2005/2477
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1604224A
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US1624327A
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US1683349A
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US2193489A
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US2345302A
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GB611290A
Cited
FR938355A
Cited
US2505307A
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US2555878A
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US2591706A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |