Patent US2876893A successfully refreshed from Google Patents.
US2876893A
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Adhesive tape with convolutions tensioned under predetermined program
Assignee: Johnson and Johnson
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Filing: 1954-08-30
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Granted: 1959-03-10
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Expires: 1974-08-30
Abstract
No abstract record available.
Inventors
- 👤 Benjamin B Blackford
- 👤 Jr George W Mclaren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:11
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/67; B65D85/671
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A ROLL OF NORMALLY TACKY AND PRESSURE SENSITIVE ADHESIVE TAPE WITH ADJACENT CONVOLUTIONS IN FACE-TO-FACE CONTACT AND INCLUDING A WOVEN CLOTH BACKING HAVING ON ONE SIDE, A PRESSURE SENSITIVE ADHESIVE COATING AND, ON THE OTHER SIDE,AN ABSENCE OF ANY COATING THAT WOULD TEND SUBSTANTIALLY TO ALTER THE DISCONTINUITY NORMALLY PRESENTED BY SUCH A CLOTH BACKING BY VIRTUE OF ITS WEAVE, SAID ROLL OF TAPE BETWEEN THE ADHESIVE COATED SIDES OF THE RESPECTIVE CONVOLUTIONS AND THE SIDES OF THE CONVOLUTIONS IN FACE-TO-FACE CONTACT THERWITH HAVING ADHESIVE ENGAGEMENT OF VARYING DEGREE, SAID DEGREE OF ADHESIVE ENGAGEMENT INCREASING FROM THE CORE OUTWARDLY THROUGHOUT THE ROLL IN ACCORDANCE WITH A PREDETERMINED PATTERN, SAID PATTERN OF ADHESIVE ENGAGEMENT REQUIRING, IN THE UNWINDING OF THE ROLL, A TENSION TO EFFECT ADHESIVE DISENGAGEMENT BETWEEN THE RESPECTIVE CONVOLUTIONS WHICH IS LESS FOR THE CONVOLUTIONS NEAR THE INNER PART OF THE ROLL THAN FOR THOSE NEAR THE OUTER PART OF THE ROLL.
Claim 2
Dependent Claim
153 words
A ROLL OF NORMALLY TACKY AND PRESSURE SENSITIVE ADHESIVE TAPE WITH ADJACENT CONVOLUTIONS IN FACE-TO-FACE CONTACT AND INCLUDING A WOVEN CLOTH BACKING HAVING ON ONE SIDE, A PRESSURE SENSITIVE ADHESIVE COATING AND, ON THE OTHER SIDE,AN ABSENCE OF ANY COATING THAT WOULD TEND SUBSTANTIALLY TO ALTER THE DISCONTINUITY NORMALLY PRESENTED BY SUCH A CLOTH BACKING BY VIRTUE OF ITS WEAVE, SAID ROLL OF TAPE BETWEEN THE ADHESIVE COATED SIDES OF THE RESPECTIVE CONVOLUTIONS AND THE SIDES OF THE CONVOLUTIONS IN FACE-TO-FACE CONTACT THERWITH HAVING ADHESIVE ENGAGEMENT OF VARYING DEGREE, SAID DEGREE OF ADHESIVE ENGAGEMENT INCREASING FROM THE CORE OUTWARDLY THROUGHOUT THE ROLL IN ACCORDANCE WITH A PREDETERMINED PATTERN, SAID PATTERN OF ADHESIVE ENGAGEMENT REQUIRING, IN THE UNWINDING OF THE ROLL, A TENSION TO EFFECT ADHESIVE DISENGAGEMENT BETWEEN THE RESPECTIVE CONVOLUTIONS WHICH IS LESS FOR THE CONVOLUTIONS NEAR THE INNER PART OF THE ROLL THAN FOR THOSE NEAR THE OUTER PART OF THE ROLL.
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) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |