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US3393290A Expired / Lapsed US ⏱️ 0.0 years remaining

Multiple filament guide-electrode assembly for pyrolytic deposition apparatus

Assignee: United States Department of the Air Force
•
Filing: 1965-08-13
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Granted: 1968-07-16
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Expires: 1985-08-13
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Abstract

No abstract record available.

Inventors

  • 👤 Ralph L Hough

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 03:28
CPC Classifications
C; C23; C23C; C23C16/00; C23C16/44; C23C16/54; C23C16/545; H; H01; H01J; H01J37/00; H01J37/32

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 172 words
A MULTIPLE FILAMENT GUIDE AND ELECTRODE ASSEMBLY COMBINATION FOR USE IN PYROLYTIC DEPOSITION APPARATUSES COMPRISING A FRAME MEMBER HAVING A PASSAGE THERETHROUGH OPENING UPON THE BOTH THE FRONT AND BACK SURFACES THEREOF, OPPOSED PAIRS OF VERTICALLY EXTENDING GROOVES IN THE WALLS ON OPPOSITE SIDES OF SAID PASSAGE ADJACENT EACH OF THE FRONT AND BACK SURFACES OF SAID FRAME MEMBER, A PLURALITY OF SUPERIMPOSED TRANSVERSELY EXTENDING ROD-LIKE MEMBERS OF DIELECTRIC MATERIAL THE ENDS OF WHICH ARE POSITIONED IN SAID OPPOSED PAIRS OF GROOVES ADJACENT BOTH THE FRONT AND BACK SURFACES OF SAID FRAME MEMBER WHEREBY SAID RODS ARE VERTICALLY SLIDABLE AND DEFINE WITH THE SIDEWALLS OF SAID PASSAGE A CLOSURE WITHIN SAID FRAME MEMBER, A PLURALITY OF VERTICALLY EXTENDING LATERALLY SPACED FILAMENT GUIDE BARS IN FIXED POSITION BETWEEN THE RODS ADJACENT THE FRONT SURFACE OF SAID FRAME MEMBER AND THE RODS ADJACENT THE BACK SURFACE OF SAID FRAME MEMBER, AN ELECTRICALLY CONDUCTIVE MATERIAL POSITIONED WITHIN SAID CLOSURE AND SURROUNDING SAID VERTICALLY EXTENDING FILAMENT GUIDES AND MEANS FOR ELECTRICALLY ENERGIZING SAID ELECTRICALLY CONDUCTIVE MATERIAL.
Claim 2
Dependent Claim 172 words
A MULTIPLE FILAMENT GUIDE AND ELECTRODE ASSEMBLY COMBINATION FOR USE IN PYROLYTIC DEPOSITION APPARATUSES COMPRISING A FRAME MEMBER HAVING A PASSAGE THERETHROUGH OPENING UPON THE BOTH THE FRONT AND BACK SURFACES THEREOF, OPPOSED PAIRS OF VERTICALLY EXTENDING GROOVES IN THE WALLS ON OPPOSITE SIDES OF SAID PASSAGE ADJACENT EACH OF THE FRONT AND BACK SURFACES OF SAID FRAME MEMBER, A PLURALITY OF SUPERIMPOSED TRANSVERSELY EXTENDING ROD-LIKE MEMBERS OF DIELECTRIC MATERIAL THE ENDS OF WHICH ARE POSITIONED IN SAID OPPOSED PAIRS OF GROOVES ADJACENT BOTH THE FRONT AND BACK SURFACES OF SAID FRAME MEMBER WHEREBY SAID RODS ARE VERTICALLY SLIDABLE AND DEFINE WITH THE SIDEWALLS OF SAID PASSAGE A CLOSURE WITHIN SAID FRAME MEMBER, A PLURALITY OF VERTICALLY EXTENDING LATERALLY SPACED FILAMENT GUIDE BARS IN FIXED POSITION BETWEEN THE RODS ADJACENT THE FRONT SURFACE OF SAID FRAME MEMBER AND THE RODS ADJACENT THE BACK SURFACE OF SAID FRAME MEMBER, AN ELECTRICALLY CONDUCTIVE MATERIAL POSITIONED WITHIN SAID CLOSURE AND SURROUNDING SAID VERTICALLY EXTENDING FILAMENT GUIDES AND MEANS FOR ELECTRICALLY ENERGIZING SAID ELECTRICALLY CONDUCTIVE MATERIAL.

References Cited (Backward Citations)

US1059366A Cited
US3313269A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-07-16 1972-01-15 1972-07-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-07-16 1976-01-15 1976-07-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-07-16 1980-01-15 1980-07-16 $7700.00 Window Closed / Lapsed

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