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US3003496A
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Method and apparatus for obtaining specimens of viable bronchial epithelial cells
Assignee: University of Kansas Center for Research Inc (KUCR)
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Filing: 1958-07-21
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Granted: 1961-10-10
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Expires: 1978-07-21
Abstract
No abstract record available.
Inventors
- 👤 Michael R Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:34
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/02; A61B5/00; A61B5/08; A61B5/0823; A61B5/097
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2522108A
Cited
US2774348A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |