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US2802256A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric condensers

Assignee: Siemens and Halske AG
•
Filing: 1950-10-20
•
Granted: 1957-08-13
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Expires: 1970-10-20
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Abstract

No abstract record available.

Inventors

  • 👤 Dauner Karl
  • 👤 Heywang Hermann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 13:41
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/20; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 204 words
A PROCESS OF MAKING WRAPPED ELECTRICAL CAPACITORS COMPRISING THE FOLLOWING STEPS, NAMELY, TAKING A METALLIC CARRIER MEMBER, FORMING ON THE SURFACE OF EACH SIDE OF SAID CARRIER MEMBER AN INSULATING FILM, THEREAFTER MOVING SAID CARRIER MEMBER WITH SAID INSULATING FILMS THEREON THROUGH A LIQUID WITH THE EDGES OF SAID CARRIER MEMBER AT ANY TWO OPPOSITE POINTS ALONG SAID EDGES ALWAYS EQUALLY SPACED FROM THE SURFACE OF SAID LIQUID, SAID LIQUID BEING ADAPTED TO DISSOLVE SAID METALLIC ACRRIER MEMBER SO AS TO REMOVE PORTIONS OF SAID MEMBER SIMULTANEOUSLY ALONG BOTH EDGES THEREOF FOR THE PURPOSE OF DISPOSING SAID EDGES MARGINALLY WITHIN SAID INSULATING FILMS AND AT UNIFORM DEPTH WITH RESPECT TO THE CORRESPONDING EDGES OF SAID INSULATING FILMS, SAID INSULATING FILMS FORMING MARGINAL INSULATING PORTIONS EXTENDING BEYOND THE CORRESPONDING EDGES OF SAID METALLIC CARRIER MEMBER, FIRMLY UNITING SAID MARGINALLY LATERALLY EXTENDING PORTIONS OF SAID INSULATING FILMS, APPLYING A METALLIC COATING TO THE SURFACES OF SAID UNITED INSULATING FILMS LEAVING A GAP APPROXIMATELY MIDWAY OF SAID CARRIER MEMBER ALONG WHICH THE INSULATING FILMS THEREON ARE EXPOSED, WRAPPING THE RESULTING FOIL ABOUT ITSELF TO FORM A PACKAGE, AND APPLYING TO EACH END FACE OF SAID PACKAGE TERMINAL MEANS WHICH IS RESPECTIVELY INTIMATELY CONNECTED WITH SAID METALLIC COATINGS.
Claim 2
Dependent Claim 204 words
A PROCESS OF MAKING WRAPPED ELECTRICAL CAPACITORS COMPRISING THE FOLLOWING STEPS, NAMELY, TAKING A METALLIC CARRIER MEMBER, FORMING ON THE SURFACE OF EACH SIDE OF SAID CARRIER MEMBER AN INSULATING FILM, THEREAFTER MOVING SAID CARRIER MEMBER WITH SAID INSULATING FILMS THEREON THROUGH A LIQUID WITH THE EDGES OF SAID CARRIER MEMBER AT ANY TWO OPPOSITE POINTS ALONG SAID EDGES ALWAYS EQUALLY SPACED FROM THE SURFACE OF SAID LIQUID, SAID LIQUID BEING ADAPTED TO DISSOLVE SAID METALLIC ACRRIER MEMBER SO AS TO REMOVE PORTIONS OF SAID MEMBER SIMULTANEOUSLY ALONG BOTH EDGES THEREOF FOR THE PURPOSE OF DISPOSING SAID EDGES MARGINALLY WITHIN SAID INSULATING FILMS AND AT UNIFORM DEPTH WITH RESPECT TO THE CORRESPONDING EDGES OF SAID INSULATING FILMS, SAID INSULATING FILMS FORMING MARGINAL INSULATING PORTIONS EXTENDING BEYOND THE CORRESPONDING EDGES OF SAID METALLIC CARRIER MEMBER, FIRMLY UNITING SAID MARGINALLY LATERALLY EXTENDING PORTIONS OF SAID INSULATING FILMS, APPLYING A METALLIC COATING TO THE SURFACES OF SAID UNITED INSULATING FILMS LEAVING A GAP APPROXIMATELY MIDWAY OF SAID CARRIER MEMBER ALONG WHICH THE INSULATING FILMS THEREON ARE EXPOSED, WRAPPING THE RESULTING FOIL ABOUT ITSELF TO FORM A PACKAGE, AND APPLYING TO EACH END FACE OF SAID PACKAGE TERMINAL MEANS WHICH IS RESPECTIVELY INTIMATELY CONNECTED WITH SAID METALLIC COATINGS.

References Cited (Backward Citations)

US1909079A Cited
US2323020A Cited
US2171231A Cited
US2387759A Cited
US2399798A Cited
US2492166A Cited
US2470826A Cited
US2520173A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-08-12 1961-02-11 1961-08-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-08-12 1965-02-11 1965-08-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-08-12 1969-02-11 1969-08-13 $7700.00 Window Closed / Lapsed

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