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US2993135A Expired / Lapsed US ⏱️ 0.0 years remaining

Stators of electric machines

Assignee: Printed Motors Inc
•
Filing: 1958-12-16
•
Granted: 1961-07-18
•
Expires: 1978-12-16
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Abstract

No abstract record available.

Inventors

  • 👤 Henry-Baudot Jacques

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 14:47
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/26; Y; Y10; Y10S; Y10S310/00; Y10S310/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1656933A Cited
US1801214A Cited
US2441960A Cited
US2765448A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-07-17 1965-01-16 1965-07-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-07-17 1969-01-16 1969-07-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-07-17 1973-01-16 1973-07-18 $7700.00 Window Closed / Lapsed

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