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PCE
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DIFF Subgroup
H01H 13/40

Blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg

Introduced: September 1968

Title

Titles differ between systems:

IPC: Blade spring with at least one snap-acting leg and at least one separate contactcarrying or contact-actuating leg

CPC: Blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg

Full Title

Full titles differ between systems:

IPC:

Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch > Details > Snap-action arrangements depending upon deformation of elastic members > using flexing of blade springs > Blade spring with at least one snap-acting leg and at least one separate contactcarrying or contact-actuating leg

CPC:

Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch (wherein the operating part is flexible H01H17/00) > Details > Snap-action arrangements depending upon deformation of elastic members > using flexing of blade springs > Blade spring with at least one snap-acting leg and at least one separate contact-carrying or contact-actuating leg

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • H01H 13/42 having three legs IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H01,2013–2023, worldwide · Source: EPO PATSTAT

  1. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
  2. SAMSUNG ELECTRONICS COMPANY KR 42,206
  3. LG CHEM KR 21,383
  4. APPLIED MATERIALS US 20,441
  5. LG ENERGY SOLUTION KR 20,279
  6. SAMSUNG DISPLAY KR 19,725
  7. CHINESE ACADEMY OF SCIENCES 19,400
  8. TOYOTA MOTOR CORPORATION 18,819
  9. SGCC(STATE GRID CORPORATION OF CHINA) 18,082
  10. TOKYO ELECTRON JP 17,634

Top Applicants (CPC)

Class H01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080