Patent US3460540A successfully refreshed from Google Patents.
US3460540A
Expired / Lapsed
US
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Plastic catheter with rubber balloon
Assignee: Davol Inc
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Filing: 1966-04-18
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Granted: 1969-08-12
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Expires: 1986-04-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Gagne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:18
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/10; A61M25/1027; A61M25/1034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US761235A
Cited
US2173527A
Cited
US2896629A
Cited
US2930377A
Cited
US3112748A
Cited
US3292627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |