Patent US3605747A successfully refreshed from Google Patents.
US3605747A
Expired / Lapsed
US
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Surgical drain
Assignee: Individual
•
Filing: 1969-12-19
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Granted: 1971-09-20
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Expires: 1989-12-19
Abstract
Abstract A SURGICAL DRAIN TO COLLECT THE SPILLING OF THE CONTENTS OF PERITONEAL MASSES DURING SURGICAL EXCISION BY PROVIDING DRAINAGE MEANS FOR GAS AND FLUID AND SIMULTANEOUSLY ENCAPSULATING THE EXCISED TISSUE BEING REMOVED THEREOF.
Inventors
- 👤 Fredric J Pashkow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:02
CPC Classifications
A; A61; A61B; A61B90/00; A61B90/08; A61B2090/0815
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |