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US3672949A Expired / Lapsed US ⏱️ 0.0 years remaining

Adhesively laminated creped tissue product

Assignee: International Paper Co
•
Filing: 1970-01-12
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Granted: 1972-06-27
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Expires: 1990-01-12
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Abstract

Abstract A LAMINATED TISSUE PRODUCT AS FOR PAPER TOWELING IS FORMED FROM AT LEAST TWO CREPED TISSUE WEBS BONDED IN SUPERPOSED REALTION BY ADHESIVE DISPOSED IN PATTERNED LINES DELINEATING SUBSTANIAL UNBONDED REGIONS. EACH OF THE WEBS IS EMBOSSED TO PRODUCE RAISED PORTIONS EXTENDING FROM ONE SURFACE THEREOF, AND THE RAISED PORTIONS OF ONE WEB OPPOSE RESPECTIVE RAISED PORTIONS OF THE OTHER WEB. THE RAISED PORTIONS ARE EMBOSSED IN PATTERNS ASSURING OPPOSED RELATION TO THE RESPECTIVE RISED PORTIONS AND PRECLUDING ANY SUBSTANTIAL NESTING OF THE WEBS IRRESPECTIVE OF THE RELATIVE LATERAL DISPOSITION OF THE WEBS. THE WEBS ARE JOINED UNDER DIFFERENT RESPECTIVE TENSIONS SO THAT, UPON RELAXING, THE WEBS ARE IN DIFFERENT CONDITIONS OF STRESS, AND ONE WEB IS OF GREATER AREA THAN THE OTHER.

Inventors

  • 👤 Stirling Robert Brown

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 18:10
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/16; B; B32; B32B; B32B29/00; B32B29/002; B32B29/005; B31; B31F; B31F1/00; B31F1/07; B32B3/00; B32B3/26; B32B3/28; B32B38/00; B32B38/06; B32B38/18; B32B38/1875; B32B7/00; B32B7/04; B32B7/12; B32B7/14; D; D21; D21H; D21H27/00; D21H27/30; D21H27/40; B31F2201/00; B31F2201/07; B31F2201/0707; B31F2201/0715; B31F2201/0723; B31F2201/0728; B31F2201/0733; B31F2201/0753; B31F2201/0756; B31F2201/0758; B31F2201/0761; B31F2201/0784; B31F2201/0787; B32B2555/00; B32B2555/02; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/24455; Y10T428/24463; Y10T428/24479; Y10T428/2457; Y10T428/24802; Y10T428/24826; Y10T428/27; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2936

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1975-06-27 1975-12-27 1976-06-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-06-27 1979-12-27 1980-06-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-06-27 1983-12-27 1984-06-27 $7700.00 Window Closed / Lapsed

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