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US2793243A Expired / Lapsed US ⏱️ 0.0 years remaining

Thermoelectric element alloy

Assignee: RCA Corp
•
Filing: 1954-10-15
•
Granted: 1957-05-21
•
Expires: 1974-10-15
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Abstract

No abstract record available.

Inventors

  • 👤 Nils E Lindenblad

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 06:18
CPC Classifications
C; C22; C22C; C22C28/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 31 words
A THERMOELECTRIC ELEMENT COMPRISING TWO CIRCUIT MEMBERS OF THERMOELECTRICALLY COMPLEMENTARY MATERIALS, SAID MEMBERS BEING CONDUCTIVELY JOINED TO FORM A THERMOLELECTRIC JUNCTION, ONE OF SAID TWO MEMBERS CONSISTING ESSENTIALLY OF AN ALLOY:

References Cited (Backward Citations)

US425568A Cited
US483782A Cited
US669425A Cited
US2250842A Cited
US2280137A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-05-20 1960-11-19 1961-05-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-05-20 1964-11-19 1965-05-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-05-20 1968-11-19 1969-05-21 $7700.00 Window Closed / Lapsed

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