US2848105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improved normally tacky and pressuresensitive adhesive tape
Assignee: Permacel Le Pages Inc
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Filing: 1957-07-15
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Granted: 1958-08-19
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Expires: 1977-07-15
Abstract
No abstract record available.
Inventors
- 👤 Bartell Charles
- 👤 Joseph R Weschler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:41
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/205; C09J7/21; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/24455; Y10T428/28; Y10T428/2813; Y10T428/2852; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31931; Y10T428/31942; Y10T428/31949; Y10T428/31964
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A PAPER-BACKED NORMALLY TACKY AND PRESSURESENSITIVE ADHESIVE TAPE WOUND UPON ITLSELF IN ROLL FORM HAVING IMPROVED CHARACTERISTICS OF WET TENSILE STRENGTH AND DELAMINATION RESISTANCE AND GOOD FLEXIBILITY, ELONGATION AND EDGE TEAR, COMPSISING A UNIFIED WEB INTERNALLY BONDED WITH A UNIFYING COMPOSITION IN AN AMOUNT FROM ABOUT 25 TO ABOUT 200% OF THE NON-UNIFIED WEB ON A DRY WEIGHT BASIS, SAID UNIFYING COMPOSITION COMPRISING AN ELASTOMERIC COPOLYMER OF A CONJUGATED DIENE AND AT LEAST ONE UNLIKE COPOLYMERIZABLE MONOMER, ON OF SAID MONOMERS CONTAINING A CARBOXYLIC GROUP, ONE OF SAID ALDEHYDE RESIN DERIVED FROM A WATER-DISPERSIBLE, HEAT-
Claim 2
Dependent Claim
95 words
A PAPER-BACKED NORMALLY TACKY AND PRESSURESENSITIVE ADHESIVE TAPE WOUND UPON ITLSELF IN ROLL FORM HAVING IMPROVED CHARACTERISTICS OF WET TENSILE STRENGTH AND DELAMINATION RESISTANCE AND GOOD FLEXIBILITY, ELONGATION AND EDGE TEAR, COMPSISING A UNIFIED WEB INTERNALLY BONDED WITH A UNIFYING COMPOSITION IN AN AMOUNT FROM ABOUT 25 TO ABOUT 200% OF THE NON-UNIFIED WEB ON A DRY WEIGHT BASIS, SAID UNIFYING COMPOSITION COMPRISING AN ELASTOMERIC COPOLYMER OF A CONJUGATED DIENE AND AT LEAST ONE UNLIKE COPOLYMERIZABLE MONOMER, ON OF SAID MONOMERS CONTAINING A CARBOXYLIC GROUP, ONE OF SAID ALDEHYDE RESIN DERIVED FROM A WATER-DISPERSIBLE, HEAT-
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) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |