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US3221089A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for capacitor fabrication

Assignee: Individual
•
Filing: 1960-07-01
•
Granted: 1965-11-30
•
Expires: 1980-07-01
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Abstract

No abstract record available.

Inventors

  • 👤 James H Cotton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 09:51
CPC Classifications
H; H01; H01G; H01G13/00; H01G13/003

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 138 words
IN A METHOD OF FABRICATING ENCAPSULATED ELECTRICAL COMPONENTS HAVING A GENERALLY CYLINDRICALLY SHAPED BODY PORTION WITH TERMINAL LEADS EXTENDING THEREFROM, THE STEPS OF POSITIONING THE BODY PORTION OF AN UNENCAPSULATED COMPONENT IN SPACED RELATION TO A CYLINDRICALLY SHAPED MOLD CAVITY AND THE EXTENDING TERMINAL LEADS THEREOF RELATIVE TO THE CAVITY DEFINING MOLD WALLS BY INTERPOSITION OF AN END WALLED TERMINAL LEAD POSITIONING SEMI-CYLINDRICALLY-SHAPED INSULATING MEANS INTERMEDIATE SAID COMPONENT AND THE MOLD CAVITY SURFACES OF A THICKNESS AT LEAST EQUAL TO THE MINIMAL DESIRED DEPTH OF ENCAPSULATION, CLOSING SAID MOLD CAVITY BY SUPERPOSITION OF A COMPLEMENTALLY SHAPED MOLD CAVITY THEREOVER AND INTRODUCING COMPATIBLE LIQUID THERMOPLASTIC ENCASING MATERIAL INTO SAID CLOSED MOLD TO FILL ALL VOIDS THEREWITHIN AND TO MERGE, UPON SOLIDIFICATION THEREOF, WITH SAID INSULATING MEANS TO FORM A UNITARY ENCLOSED CASING HAVING SAID COMPONENT SUBSTANTIALLY UNIFORMLY CENTERED THEREWITHIN.
Claim 2
Dependent Claim 138 words
IN A METHOD OF FABRICATING ENCAPSULATED ELECTRICAL COMPONENTS HAVING A GENERALLY CYLINDRICALLY SHAPED BODY PORTION WITH TERMINAL LEADS EXTENDING THEREFROM, THE STEPS OF POSITIONING THE BODY PORTION OF AN UNENCAPSULATED COMPONENT IN SPACED RELATION TO A CYLINDRICALLY SHAPED MOLD CAVITY AND THE EXTENDING TERMINAL LEADS THEREOF RELATIVE TO THE CAVITY DEFINING MOLD WALLS BY INTERPOSITION OF AN END WALLED TERMINAL LEAD POSITIONING SEMI-CYLINDRICALLY-SHAPED INSULATING MEANS INTERMEDIATE SAID COMPONENT AND THE MOLD CAVITY SURFACES OF A THICKNESS AT LEAST EQUAL TO THE MINIMAL DESIRED DEPTH OF ENCAPSULATION, CLOSING SAID MOLD CAVITY BY SUPERPOSITION OF A COMPLEMENTALLY SHAPED MOLD CAVITY THEREOVER AND INTRODUCING COMPATIBLE LIQUID THERMOPLASTIC ENCASING MATERIAL INTO SAID CLOSED MOLD TO FILL ALL VOIDS THEREWITHIN AND TO MERGE, UPON SOLIDIFICATION THEREOF, WITH SAID INSULATING MEANS TO FORM A UNITARY ENCLOSED CASING HAVING SAID COMPONENT SUBSTANTIALLY UNIFORMLY CENTERED THEREWITHIN.

References Cited (Backward Citations)

DE570067C Cited
US2358259A Cited
US2704880A Cited
GB657821A Cited
US2674646A Cited
CH305554A Cited
US2687626A Cited
US2894316A Cited
US2836805A Cited
US2943359A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-11-29 1969-05-31 1969-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-11-29 1973-05-31 1973-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-11-29 1977-05-31 1977-11-30 $7700.00 Window Closed / Lapsed

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