US3509880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intravenous needle hub construction
Assignee: YOLAN R GUTTMAN
•
Filing: 1969-03-13
•
Granted: 1970-05-05
•
Expires: 1989-03-13
Abstract
No abstract record available.
Inventors
- 👤 Yolan R Guttman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:34
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/32; A61M5/329; A61M5/3291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1175108A
Cited
US1742497A
Cited
FR622814A
Cited
US2137132A
Cited
US2322753A
Cited
GB839507A
Cited
FR1196601A
Cited
US3099988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |