US3463152A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catheter placement unit
Assignee: Sorenson Research Co Inc
•
Filing: 1966-06-08
•
Granted: 1969-08-26
•
Expires: 1986-06-08
Abstract
No abstract record available.
Inventors
- 👤 James L Sorenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:22
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/06; A61M25/0612; A61M25/0637; A61M25/0105; A61M25/0111; A61M25/0631
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2057726A
Cited
US2937643A
Cited
US3064648A
Cited
US3055361A
Cited
US3262449A
Cited
US3324853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |