US3543753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intra-venous infusion device
Assignee: Pymah Corp
•
Filing: 1968-07-26
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Granted: 1970-12-01
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Expires: 1988-07-26
Abstract
No abstract record available.
Inventors
- 👤 Berel Weinstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:15
CPC Classifications
A; A61; A61M; A61M39/00; A61M39/22; A61M39/28; A61M5/00; A61M5/14; A61M5/142; A61M5/145; A61M5/155; A61M5/168; A61M5/16831; A61M5/16854
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) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |