US3224434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cell collector
Assignee: WALDEMAR MEDICAL RES FOUNDATIO
•
Filing: 1962-11-06
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Granted: 1965-12-21
•
Expires: 1982-11-06
Abstract
No abstract record available.
Inventors
- 👤 Molomut Norman
- 👤 Scheman Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:19
CPC Classifications
A; A61; A61B; A61B10/00; A61B10/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A CLINICAL CELL COLLECTOR, COMPRISING A NOZZLE HAVING A NOSE PORTION AND A REAR PORTION, SAID NOSE PORTION AND SAID REAR PORTION BEING DETACHABLY CONNECTIBLE TO EACH OTHER, A LONGITUDINAL PASSAGEWAY IN SAID NOSE PORTION AND A LONGITUDINAL PASSAGEWAY IN SAID REAR PORTION, SAID PASSAGEWAYS PROVIDING A THROUGH PASSAGEWAY WHEN THE TWO PORTIONS ARE CONNECTED, THE PASSAGEWAY AT THE END OF THE NOSE PORTION ADJACENT THE REAR PORTION BEING ENLARGED TO FORM AN ANNULAR CHAMBER, AND A CELL-COLLECTING FILTER SEATED IN SAID CHAMBER SO AS TO BE ATHWART THE LONGITUDINAL PASSAGEWAY, WHEREBY WHEN SUCTION IS APPLIED TO THE FAR END OF THE REAR PORTION THE FILTER WILL BE IN THE PATH OF CELLS THAT ARE ASPIRATED BY THE NOSE PORTION, THE END OF THE NOSE PORTION REMOTE FROM THE REAR PORTION BEING ROUGHENED SO AS TO SERVE AS A SCRAPER OF CELLS.
Claim 2
Dependent Claim
142 words
A CLINICAL CELL COLLECTOR, COMPRISING A NOZZLE HAVING A NOSE PORTION AND A REAR PORTION, SAID NOSE PORTION AND SAID REAR PORTION BEING DETACHABLY CONNECTIBLE TO EACH OTHER, A LONGITUDINAL PASSAGEWAY IN SAID NOSE PORTION AND A LONGITUDINAL PASSAGEWAY IN SAID REAR PORTION, SAID PASSAGEWAYS PROVIDING A THROUGH PASSAGEWAY WHEN THE TWO PORTIONS ARE CONNECTED, THE PASSAGEWAY AT THE END OF THE NOSE PORTION ADJACENT THE REAR PORTION BEING ENLARGED TO FORM AN ANNULAR CHAMBER, AND A CELL-COLLECTING FILTER SEATED IN SAID CHAMBER SO AS TO BE ATHWART THE LONGITUDINAL PASSAGEWAY, WHEREBY WHEN SUCTION IS APPLIED TO THE FAR END OF THE REAR PORTION THE FILTER WILL BE IN THE PATH OF CELLS THAT ARE ASPIRATED BY THE NOSE PORTION, THE END OF THE NOSE PORTION REMOTE FROM THE REAR PORTION BEING ROUGHENED SO AS TO SERVE AS A SCRAPER OF CELLS.
References Cited (Backward Citations)
US1583023A
Cited
US2276841A
Cited
US2701559A
Cited
US2905169A
Cited
FR1165406A
Cited
US2857913A
Cited
US3003496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |