US3572375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Twin valve t-connector
Assignee: Individual
•
Filing: 1968-03-05
•
Granted: 1971-03-23
•
Expires: 1988-03-05
Abstract
Abstract A TWIN VALVE T-CONNECTOR IS PROVIDED, FOR USE WITH SYRINGES AND LIKE INJECTING DEVICES FOR USE IN THE ADMINISTRATION OF MEDICAMENTS, TO SUPPLY OR WITHDRAW FLUIDS IN A VOLUME GREATER THAN THE CAPACITY OF THE SYRINGE.
Inventors
- 👤 David Rosenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:07
CPC Classifications
A; A61; A61M; A61M39/00; A61M39/02; A61M39/22; A61M39/24; A61M2039/2473; A61M2039/2486; A61M2039/2493; A61M39/10; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7854; Y10T137/7857; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7888; Y10T137/7891
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-22 | 1974-09-21 | 1975-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-22 | 1978-09-21 | 1979-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-22 | 1982-09-21 | 1983-03-23 | $7700.00 | Window Closed / Lapsed |