US3068121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sensitive adhesive tape and paper backing element impregnated with an acrylic ester copolymer and a water-dispersible aldehyde resin
Assignee: Johnson and Johnson
•
Filing: 1958-09-29
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Granted: 1962-12-11
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Expires: 1978-09-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph R Weschler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:23
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/34; D21H17/37; C; C09; C09J; C09J133/00; C09J133/04; C09J133/06; C09J133/08; C09J7/00; C09J7/20; C09J7/205; C09J7/21; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/14; C08L61/00; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2848; Y10T428/2852; Y10T428/2874; Y10T428/2878; Y10T428/2883; Y10T428/2891; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31942; Y10T428/31949; Y10T428/31964; Y10T428/31971; Y10T428/31993
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A UNIFIED PAPER SHEET HAVING GOOD EDGE TEAR, FLEXIBILITY, ELONGATION, TENSILE STRENGTH AND DELAMINATION RESISTANCE, WHICH COMPRISES A PAPER WEB INTERNALLY BONDED WITH A UNIFYING IMPREGNAT COMPOSITION COMPRISING A MIXED AQUEOUS SUSPENSION OF A COPOLYMER OF AN ACRYLIC ESTER AND A COPOLYMERIZABLE MONOMER IN AN AMOUNT FROM ABOUT 2 TO 13.5% BY WEIGHT OF TH COPOLYMER SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACIDS, ACRYLAMIDES, VINYL PYRIDINES, DIALKYL AMINO ALKYL ACRYLATES, GLYCIDYL ALKYL ACRYLATES AND ALLYL SUBSTITUTED MELAMINES, AND A WATER-DISPERSIBLE MODIFYING ALDEHYDE RESIN, IN AN AMOUNT BY WEIGHT OF THE TOTAL IMPREGNANT COMPOSITION OF 25 TO 0.1%, SELECTED FROM THE GROUP CONSISTING OF WATERDISPERSIBLE PHENOL-FORMALDEHYDE, UREA-FORMALDEHYDE AND MELAMINE-FORMALDEHYDE RESINS.
Claim 2
Dependent Claim
110 words
A UNIFIED PAPER SHEET HAVING GOOD EDGE TEAR, FLEXIBILITY, ELONGATION, TENSILE STRENGTH AND DELAMINATION RESISTANCE, WHICH COMPRISES A PAPER WEB INTERNALLY BONDED WITH A UNIFYING IMPREGNAT COMPOSITION COMPRISING A MIXED AQUEOUS SUSPENSION OF A COPOLYMER OF AN ACRYLIC ESTER AND A COPOLYMERIZABLE MONOMER IN AN AMOUNT FROM ABOUT 2 TO 13.5% BY WEIGHT OF TH COPOLYMER SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACIDS, ACRYLAMIDES, VINYL PYRIDINES, DIALKYL AMINO ALKYL ACRYLATES, GLYCIDYL ALKYL ACRYLATES AND ALLYL SUBSTITUTED MELAMINES, AND A WATER-DISPERSIBLE MODIFYING ALDEHYDE RESIN, IN AN AMOUNT BY WEIGHT OF THE TOTAL IMPREGNANT COMPOSITION OF 25 TO 0.1%, SELECTED FROM THE GROUP CONSISTING OF WATERDISPERSIBLE PHENOL-FORMALDEHYDE, UREA-FORMALDEHYDE AND MELAMINE-FORMALDEHYDE RESINS.
References Cited (Backward Citations)
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US2767152A
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US2823142A
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US2884342A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |