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US2562641A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of forming laminated articles

Assignee: Old Carco LLC
•
Filing: 1946-05-03
•
Granted: 1951-07-31
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Expires: 1966-05-03
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Abstract

No abstract record available.

Inventors

  • 👤 Seymour G Saunders

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 01:16
CPC Classifications
B; B32; B32B; B32B27/00; B29; B29C; B29C43/00; B29C43/22; B29C43/30; B29C43/305

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 201 words
THE CONTINUOUS METHOD OF MAKING A LAMINATED ARTICLE COMPOSED OF A PLURALITY OF SUPERIMPOSED LAYERS OF MATERIAL ADHESIVELY BONDED TOGETER COMPRISING THE SUCCESSIVE STEPS OF APPLYING A FILM OF THERMO-SETTING, RESINOUS ADHESIVE, CARRIED IN A VOLATILE SOLVENT, TO ONE OR MORE OF THE ADJACENTLY DISPOSED SURFACES OF THE LAYERS WHILE THE LAYERS ARE IN A SEPARATED RELATIONSHIP, SUBJECTING THE SEPARATED, ADHESIVE COATED, LAYERS TO A TEMPERATRE, LOWER THAN THAT REQUIRED TO INITIATE CURING OF THE ADHESIVE, TO REMOVE THE VOLATILE ADHESIVE SOLVENT AND TO REDUCE THE RESINOUS ADHESIVE FILM TO A CRUST-LIKE, UNCURED CONDITION, ASSEMBLING THE ADHESIVE COATED LAYERS WITH THE SAID ADJACENTLY DISPOSED SURFACES IN CONNECTED RELATIONSHIP PRIOR TO INITIATING CURING OF THE RESINOS ADHESIVE, APPLYING HEAT TO THE CONNECTED LAYERS IN THE ABSENCE OF COMPRESSIVE FORCES DIRECTED THEREAGAINST TO ADVANCE THE CURE OF THE ADHESIVE TO A POINT APPROACHING INCIPIENT CURE, MOMENTARILY APPLYING PRESSURE TO SAID LAYERS TO COMPRESS SAID LAYERS TOGETHER AND SIMULTANEOUSLY APPLYING HEAT THERETO TO PASS THE ADHESIVE THROUGH THE STATE OF INCIPIENT CURE, RELIEVING THE PRESSURE APPLICATION TO SAID LAYERS AND CONTINUING THE APPLICATION TO SAID LAYERS TO SENCE OF PRESSURE APPLICATION TO SAID LAYERS TO BRING SAID ADHESIVE TO A STATE OF FINAL CURE.
Claim 2
Dependent Claim 201 words
THE CONTINUOUS METHOD OF MAKING A LAMINATED ARTICLE COMPOSED OF A PLURALITY OF SUPERIMPOSED LAYERS OF MATERIAL ADHESIVELY BONDED TOGETER COMPRISING THE SUCCESSIVE STEPS OF APPLYING A FILM OF THERMO-SETTING, RESINOUS ADHESIVE, CARRIED IN A VOLATILE SOLVENT, TO ONE OR MORE OF THE ADJACENTLY DISPOSED SURFACES OF THE LAYERS WHILE THE LAYERS ARE IN A SEPARATED RELATIONSHIP, SUBJECTING THE SEPARATED, ADHESIVE COATED, LAYERS TO A TEMPERATRE, LOWER THAN THAT REQUIRED TO INITIATE CURING OF THE ADHESIVE, TO REMOVE THE VOLATILE ADHESIVE SOLVENT AND TO REDUCE THE RESINOUS ADHESIVE FILM TO A CRUST-LIKE, UNCURED CONDITION, ASSEMBLING THE ADHESIVE COATED LAYERS WITH THE SAID ADJACENTLY DISPOSED SURFACES IN CONNECTED RELATIONSHIP PRIOR TO INITIATING CURING OF THE RESINOS ADHESIVE, APPLYING HEAT TO THE CONNECTED LAYERS IN THE ABSENCE OF COMPRESSIVE FORCES DIRECTED THEREAGAINST TO ADVANCE THE CURE OF THE ADHESIVE TO A POINT APPROACHING INCIPIENT CURE, MOMENTARILY APPLYING PRESSURE TO SAID LAYERS TO COMPRESS SAID LAYERS TOGETHER AND SIMULTANEOUSLY APPLYING HEAT THERETO TO PASS THE ADHESIVE THROUGH THE STATE OF INCIPIENT CURE, RELIEVING THE PRESSURE APPLICATION TO SAID LAYERS AND CONTINUING THE APPLICATION TO SAID LAYERS TO SENCE OF PRESSURE APPLICATION TO SAID LAYERS TO BRING SAID ADHESIVE TO A STATE OF FINAL CURE.

References Cited (Backward Citations)

US1019408A Cited
US2092502A Cited
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US2444830A Cited
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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) 1954-07-30 1955-01-29 1955-07-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-07-30 1959-01-29 1959-07-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-07-30 1963-01-29 1963-07-31 $7700.00 Window Closed / Lapsed

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