US2684068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Syringe
Assignee: Individual
•
Filing: 1951-02-21
•
Granted: 1954-07-20
•
Expires: 1971-02-21
Abstract
No abstract record available.
Inventors
- 👤 Sindey R Orens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:31
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/284; A61M5/281; A61M5/283; A61M5/285; A61M5/288; A61M5/31; A61M5/32; A61M5/34; A61M5/347
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1799463A
Cited
US1867355A
Cited
US1943120A
Cited
US1929247A
Cited
US2408323A
Cited
US2554351A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-19 | 1958-01-18 | 1958-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-19 | 1962-01-18 | 1962-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-19 | 1966-01-18 | 1966-07-20 | $7700.00 | Window Closed / Lapsed |