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US3186409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drainage bag
Assignee: Princeton Laboratories Inc
•
Filing: 1962-05-04
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Granted: 1965-06-01
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Expires: 1982-05-04
Abstract
No abstract record available.
Inventors
- 👤 Frank J Bartz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:36
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/44; A61F5/4404; A61F5/4405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
210 words
A DRAINAGE BAG FORMED OF SUPERIMPOSED SHEETS OF FLEXIBLE PLASTIC MATERIAL SECURED TOGETHER ABOUT THE EDGES, ONE OF SAID SHEETS HAVING AN OPENING IN THE UPPER PORTION FOR RECEIVING A DRAINAGE TUBE, A SEALING TAPE DISPOSED OVER THE OPENING AND SECURED TO THE SURROUNDING PORTIONS OF THE SHEET, SAID TAPE BEING ADAPTED TO BE PEELED AWAY FROM THE SHEET TO EXPOSE THE OPENING, AND TO BE READHERED TO THE SHEET TO ENABLE IT TO RETAIN A DRAINAGE TUBE IN POSITION IN THE OPENING, SAID SHEETS ALSO BEING SECURED TOGETHER ALONG A TRANSVERSE SUPPORT SEAL LINE SPACED BELOW THE UPPER EDGE A DISTANCE WHICH IS A RELATIVELY SMALL PROPORTION OF THE TOTAL HEIGHT OF THE BAG, AND ADHESIVE ATTACHING DISPOSED ON ONE OF THE SHEETS, SAID ADHESIVE ATTACHING MEANS BEING TRANSVERSELY DISPOSED OVER AND SECURED TO THE PORTION OF THE SHEET WHICH INCLUDES SAID TRANSVERSE SUPPORT SEAL LINE AND ALSO IS DISPOSED OVER AND SECURED TO THE PORTION OF THE SHEET DISPOSED ABOVE SAID SEAL LINE, WHEREBY WHEN SAID ADHESIVE ATTACHING MEANS IS ADHERED TO A SUPPORT, DOWNWARD FORCES APPLIED TO SAID SHEETS IS TRANSMITTED THROUGH SAID TRANSVERSE SUPPORT SEAL LINE TO THE SUPPORT AND SUBSTANTIALLY NO PEELING FORCE IS APPLIED TO THE ADHESIVE ATTACHING MEANS AT THE UPPERMOST PORTION THEREOF.
Claim 2
Dependent Claim
210 words
A DRAINAGE BAG FORMED OF SUPERIMPOSED SHEETS OF FLEXIBLE PLASTIC MATERIAL SECURED TOGETHER ABOUT THE EDGES, ONE OF SAID SHEETS HAVING AN OPENING IN THE UPPER PORTION FOR RECEIVING A DRAINAGE TUBE, A SEALING TAPE DISPOSED OVER THE OPENING AND SECURED TO THE SURROUNDING PORTIONS OF THE SHEET, SAID TAPE BEING ADAPTED TO BE PEELED AWAY FROM THE SHEET TO EXPOSE THE OPENING, AND TO BE READHERED TO THE SHEET TO ENABLE IT TO RETAIN A DRAINAGE TUBE IN POSITION IN THE OPENING, SAID SHEETS ALSO BEING SECURED TOGETHER ALONG A TRANSVERSE SUPPORT SEAL LINE SPACED BELOW THE UPPER EDGE A DISTANCE WHICH IS A RELATIVELY SMALL PROPORTION OF THE TOTAL HEIGHT OF THE BAG, AND ADHESIVE ATTACHING DISPOSED ON ONE OF THE SHEETS, SAID ADHESIVE ATTACHING MEANS BEING TRANSVERSELY DISPOSED OVER AND SECURED TO THE PORTION OF THE SHEET WHICH INCLUDES SAID TRANSVERSE SUPPORT SEAL LINE AND ALSO IS DISPOSED OVER AND SECURED TO THE PORTION OF THE SHEET DISPOSED ABOVE SAID SEAL LINE, WHEREBY WHEN SAID ADHESIVE ATTACHING MEANS IS ADHERED TO A SUPPORT, DOWNWARD FORCES APPLIED TO SAID SHEETS IS TRANSMITTED THROUGH SAID TRANSVERSE SUPPORT SEAL LINE TO THE SUPPORT AND SUBSTANTIALLY NO PEELING FORCE IS APPLIED TO THE ADHESIVE ATTACHING MEANS AT THE UPPERMOST PORTION THEREOF.
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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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |