US2690179A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Syringe
Assignee: Individual
•
Filing: 1950-01-20
•
Granted: 1954-09-28
•
Expires: 1970-01-20
Abstract
No abstract record available.
Inventors
- 👤 Fox Dorothy Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:00
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/15; A61B5/150007; A61B5/150755; A61B5/150015; A61B5/15003; A61B5/150206; A61B5/150221; A61B5/150236; A61B5/150251; A61B5/150274; A61B5/150297; A61B5/150374; A61B5/150381; A61B5/150389; A61B5/150503; A61B5/150519; A61B5/150534; A61B5/150541; A61B5/150557; A61B5/15058; A61B5/150618; A61B5/150694; A61B5/150717; A61B5/150732; A61B5/153
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US937029A
Cited
US913297A
Cited
US921130A
Cited
US1023499A
Cited
US1782938A
Cited
FR728280A
Cited
US2251527A
Cited
US2209914A
Cited
US2300066A
Cited
US2418392A
Cited
US2562402A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |