US2841144A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic syringe
Assignee: Individual
•
Filing: 1954-02-12
•
Granted: 1958-07-01
•
Expires: 1974-02-12
Abstract
No abstract record available.
Inventors
- 👤 Milton J Cohen
- 👤 Robert K Mccounaughey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:36
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/285; A61M5/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1288174A
Cited
US1455047A
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US1738146A
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GB316516A
Cited
US1961490A
Cited
US2408323A
Cited
US2460039A
Cited
US2473734A
Cited
US2707466A
Cited
US2671449A
Cited
US2671450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |