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US3311964A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of manufacturing a frame grid

Assignee: US Philips Corp
•
Filing: 1963-06-24
•
Granted: 1967-04-04
•
Expires: 1983-06-24
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Abstract

No abstract record available.

Inventors

  • 👤 Hendriks Adrianus Anthon Maria
  • 👤 Bakker Martinus Antonius Maria

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 06:31
CPC Classifications
H; H01; H01J; H01J19/00; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0019; H01J2893/0022; H01J2893/0024

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 99 words
A METHOD OF MANUFACTURING A GRID COMPRISING A WIRE WOUND ON A FRAME, COMPRISING THE STEPS OF APPLYING AN ADHERENT LAYER OF NICKEL TO SAID FRAME, WINDING A WIRE ON THE SO-COATED FRAME, COVERING THE WIRE WHERE THE WIRE IS IN CONTACT WITH THE FRAME WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NICKEL POWDER AND NICKEL OXIDE POWDER, AND HEATING BETWEEN 700* AND 800* C. THE SO-COATED FRAME WITH THE WIRE WOUND THEREON IN AN ATMOSPHERE IN WHICH SINTERED NICKEL IS FORMED WHICH FIXEDLY SURROUNDS THE GRID WIRES AND ADHERES TO THE NICKEL LAYER COVERING THE FRAME.
Claim 2
Independent Claim 99 words
A METHOD OF MANUFACTURING A GRID COMPRISING A WIRE WOUND ON A FRAME, COMPRISING THE STEPS OF APPLYING AN ADHERENT LAYER OF NICKEL TO SAID FRAME, WINDING A WIRE ON THE SO-COATED FRAME, COVERING THE WIRE WHERE THE WIRE IS IN CONTACT WITH THE FRAME WITH A MATERIAL SELECTED FROM THE GROUP CONSISTING OF NICKEL POWDER AND NICKEL OXIDE POWDER, AND HEATING BETWEEN 700* AND 800* C. THE SO-COATED FRAME WITH THE WIRE WOUND THEREON IN AN ATMOSPHERE IN WHICH SINTERED NICKEL IS FORMED WHICH FIXEDLY SURROUNDS THE GRID WIRES AND ADHERES TO THE NICKEL LAYER COVERING THE FRAME.

References Cited (Backward Citations)

CA642861A Cited
US2567415A Cited
US2845691A Cited
US2945295A Cited
US2960621A Cited
US3130757A Cited
US3170234A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-04-03 1970-10-03 1971-04-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-04-03 1974-10-03 1975-04-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-04-03 1978-10-03 1979-04-04 $7700.00 Window Closed / Lapsed

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