Patent US3349765A successfully refreshed from Google Patents.
US3349765A
Expired / Lapsed
US
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Surgical drape
Assignee: Deseret Medical Inc
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Filing: 1965-10-07
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Granted: 1967-10-31
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Expires: 1985-10-07
Abstract
No abstract record available.
Inventors
- 👤 William F Blanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:11
CPC Classifications
A; A61; A61B; A61B46/00; A61B46/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A MARGINALLY REINFORCED SURFICAL DRAPE ADAPTED FOR IMPROVED ASPETIC HANDLING COMPRISING IN ROLLED FORM: (1) A SHEET OF THIN TRANSPARENT FLEXIBLE PLASTIC MATERIAL HAVING A CENTRAL PRESSURE SENSITIVE ADHESIVE LAYER THEREON COVERING THE MAJOR CENTRAL PORTION OF ONE SURFACE OF SAID SHEET FOR ADHERING THE DRAPE TO A PATIENT; (2) REINFORCING STRIPS ADHERED TO SAID SHEET ALONG THE MARGINAL EDGES THEREOF AT THE OUTER AND INNER ENDS OF THE ROLLED SHEET, SAID STRIPS BEING OUT OF CONTACT WITH SAID ADHESIVE LAYER; AND (3) A PROTECTIVE BACKING REMOVABLY ADHERED TO SAID ADHESIVE LAYER, SAID BACKING BEING SUBSTANTIALLY COEXTENSIVE WITH SAID ADHESIVE LAYER AND SUBSTANTIALLY COTERMINOUS WITH AT LEAST THE END OF THE CENTRAL ADHESIVE LAYER AT THE INNER END OF THE DRAPE IN ITS ROLLED FORM SO THAT, IN REMOVING THE BACKING FROM THE DRAPE IN ITS ROLLED FORM, THE INNER END OF SAID BACKING MAY BE NOTED BEFORE SAID BACKING HAS BEEN COMPLETELY REMOVED FROM SAID ADHESIVE LAYER.
Claim 2
Dependent Claim
158 words
A MARGINALLY REINFORCED SURFICAL DRAPE ADAPTED FOR IMPROVED ASPETIC HANDLING COMPRISING IN ROLLED FORM: (1) A SHEET OF THIN TRANSPARENT FLEXIBLE PLASTIC MATERIAL HAVING A CENTRAL PRESSURE SENSITIVE ADHESIVE LAYER THEREON COVERING THE MAJOR CENTRAL PORTION OF ONE SURFACE OF SAID SHEET FOR ADHERING THE DRAPE TO A PATIENT; (2) REINFORCING STRIPS ADHERED TO SAID SHEET ALONG THE MARGINAL EDGES THEREOF AT THE OUTER AND INNER ENDS OF THE ROLLED SHEET, SAID STRIPS BEING OUT OF CONTACT WITH SAID ADHESIVE LAYER; AND (3) A PROTECTIVE BACKING REMOVABLY ADHERED TO SAID ADHESIVE LAYER, SAID BACKING BEING SUBSTANTIALLY COEXTENSIVE WITH SAID ADHESIVE LAYER AND SUBSTANTIALLY COTERMINOUS WITH AT LEAST THE END OF THE CENTRAL ADHESIVE LAYER AT THE INNER END OF THE DRAPE IN ITS ROLLED FORM SO THAT, IN REMOVING THE BACKING FROM THE DRAPE IN ITS ROLLED FORM, THE INNER END OF SAID BACKING MAY BE NOTED BEFORE SAID BACKING HAS BEEN COMPLETELY REMOVED FROM SAID ADHESIVE LAYER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |