Patent US3389313A successfully refreshed from Google Patents.
Patent US3216420A successfully refreshed from Google Patents.
US3216420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Colostomy attachments
Assignee: Individual
•
Filing: 1962-12-27
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Granted: 1965-11-09
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Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Donald E Smith
- 👤 Bobbie D Claycomb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:47
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/44; A61F5/445; A61F2005/4455
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
117 words
FOR USE IN CONJUNCTION WITH AN ABDOMINAL SURGICAL COLOSTOMY CHARACTERIZED BY AN ABDOMINAL ORIFICE AND THE CUSTOMARILY CONNECTED TERMINAL END PORTION OF THE INTESTINE; INSERT MEANS FOR THE ORIFICE COMPRISISNG AN OUTER FABRICATED FORAMINOUS TRUNCATED CONICAL SLEEVEL FITTED AND ANCHORED IN THE ORIFICE, AN INNER COMPLEMENTAL TRUNCATED CONICAL SLEEVE FITTED WITHIN THE OUTER SLEEVE AND ATTACHED THERETO AND PROVIDED AT AN OUTER END WITH AN ABUTMENT FLANGE, A MANUALLY APPLICABLE AND REMOVABLE CLOSING PLUG, SAID PLUG HAVING A TAPERING BODY PORTION FITTED TELESCOPINGLY AND FRICTIONALLY RETAINED IN THE BORE OF SAID SLEEVE AND SERVING TO THUS PLUG AND CLOSE THE SLEEVE, SAID PLUG WHEN IN ITS FULLY CLOSED POSITION HAVING A MINIMAL OUTER END PORTION PROJECTING BEYOND
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |