Patent US3452742A successfully refreshed from Google Patents.
US3452742A
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Controlled vascular curvable spring guide
Assignee: United States Catheter and Instrument Corp
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Filing: 1966-06-29
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Granted: 1969-07-01
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Expires: 1986-06-29
Abstract
No abstract record available.
Inventors
- 👤 Wolf F Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:53
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/02; A61B10/04; A61M; A61M25/00; A61M25/01; A61M25/0105; A61M25/0133; A61M25/0136; A61M25/0147; A61M25/02; A61M25/04; A61M25/09; A61M25/09016; A61M25/09033; A61M25/09041; C; C25; C25F; C25F3/00; C25F3/16; C25F3/22; C25F3/24; A61M2025/09058; A61M2025/09083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2118631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |