Patent US3034510A successfully refreshed from Google Patents.
US3034510A
Expired / Lapsed
US
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Catheters
Assignee: BOC Group Ltd
•
Filing: 1959-12-29
•
Granted: 1962-05-15
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Expires: 1979-12-29
Abstract
No abstract record available.
Inventors
- 👤 Kittel Francis Willia Berthold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:36
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/0043; A61M25/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2139888A
Cited
US2268321A
Cited
US2490513A
Cited
FR1048288A
Cited
GB708477A
Cited
US2740427A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |