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US2876893A Expired / Lapsed US ⏱️ 0.0 years remaining

Adhesive tape with convolutions tensioned under predetermined program

Assignee: Johnson and Johnson
•
Filing: 1954-08-30
•
Granted: 1959-03-10
•
Expires: 1974-08-30
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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)

US2350369A Cited
US2349710A Cited
US2372336A Cited
US2680573A Cited
US2702772A Cited

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

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