US3716503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized surgical adhesive
Assignee: Bayer Consumer Care Holdings LLC
•
Filing: 1970-10-19
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Granted: 1973-02-13
•
Expires: 1990-10-19
Abstract
Abstract Adhesive mass for surgical tape including a rubbery elastomer, zinc resinate, a filler or reinforcing agent and preferably a neutral resin.
Inventors
- 👤 J Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:29
CPC Classifications
C; C09; C09J; C09J121/00; C09J153/00; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/28
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
59 words
An adhesive mass for surgical tapes consisting essentially of 100 parts by weight of rubbery elastomer from the group consisting of natural rubber, synthetic polyisoprenes and polyisoprene block polymers, 21 parts of starch, 4.5 parts of lanolin, 45-60 parts of neutral hydrocarbon resin, 55-60 parts of zinc resinate, 9 parts of polyisobutylene and 0.25 to 1 part of antioxidant.
Claim 2
Dependent Claim
59 words
An adhesive mass for surgical tapes consisting essentially of 100 parts by weight of rubbery elastomer from the group consisting of natural rubber, synthetic polyisoprenes and polyisoprene block polymers, 21 parts of starch, 4.5 parts of lanolin, 45-60 parts of neutral hydrocarbon resin, 55-60 parts of zinc resinate, 9 parts of polyisobutylene and 0.25 to 1 part of antioxidant.
Claim 3
Dependent Claim
21 words
The adhesive mass of claim 1 in which said zinc resinate has a melting point not in excess of 120* C.
Claim 4
Dependent Claim
14 words
The adhesive mass of claim 1 in which said rubbery elastomer is natural rubber.
References Cited (Backward Citations)
US2459891A
Cited
US2559990A
Cited
US2692245A
Cited
US2767152A
Cited
US2880184A
Cited
US2964422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |