US3428046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catheter
Assignee: HAROLD N VAGENIUS
•
Filing: 1965-04-06
•
Granted: 1969-02-18
•
Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 Robert K Remer
- 👤 Harold N Vagenius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:38
CPC Classifications
A; A61; A61L; A61L29/00; A61L29/04; A61L29/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2863453A
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US2850015A
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US3155097A
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US3292627A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |