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US2714746A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of joining plastic and metal

Assignee: Dana Inc
•
Filing: 1952-10-01
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Granted: 1955-08-09
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Expires: 1972-10-01
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Abstract

No abstract record available.

Inventors

  • 👤 Arthur A Meyer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:01
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; Y; Y10; Y10S; Y10S425/00; Y10S425/044; Y10T; Y10T29/00; Y10T29/49; Y10T29/4998

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 79 words
IN A METHOD OF JOINING A METAL PART TO A MADE OF A PLASTIC MATERIAL WHICH IS RELATIVELY BRITTLE WHEN SET, THE STEPS OF, MOLDING THE PLASTIC PART AROUND SAID METAL PART UNDER HEAT AND PRESSURE, AND, AFTER PARTIAL COOLING OF THE PARTS BUT BEFORE FAILURE OF THE PLASTIC PART, COMPRESSING SAID PARTS TO CHANGE THE SIZES OF BOTH OF THE PARTS THEREBY TO COMPENSATE FOR DIFFERENTIAL SHRINKAGE OCCURRING DURING COOLING AND BRING THE PARTS INTO CLOSELY FITTING RELATION.

References Cited (Backward Citations)

GB426788A Cited
US2327113A Cited
US2431238A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1958-08-08 1959-02-07 1959-08-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1962-08-08 1963-02-07 1963-08-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1966-08-08 1967-02-07 1967-08-09 $7700.00 Window Closed / Lapsed

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