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US2705009A
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Impregnated tip
Assignee: Johnson and Johnson
•
Filing: 1951-11-29
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Granted: 1955-03-29
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Expires: 1971-11-29
Abstract
No abstract record available.
Inventors
- 👤 Oliver S Plantinga
- 👤 Deker Marta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:49
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2006539A
Cited
US2123750A
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US2340311A
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US2440141A
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US2430648A
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US2576068A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-28 | 1958-09-27 | 1959-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-28 | 1962-09-27 | 1963-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-28 | 1966-09-27 | 1967-03-29 | $7700.00 | Window Closed / Lapsed |