Laminate, optical member, and optical apparatus
US-2024409789-A1 · Dec 12, 2024 · US
Operations & Transport
Operations & Transport · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B32B2551/00 |
| Official title | — |
| Display label | Operations & Transport (mapped technology topic) |
| Total patents | 1,584 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 178 |
| 2016 | 176 |
| 2017 | 176 |
| 2018 | 180 |
| 2019 | 182 |
| 2020 | 164 |
| 2021 | 110 |
| 2022 | 113 |
| 2023 | 101 |
| 2024 | 99 |
| 2025 | 88 |
| 2026 | 17 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Use of Vacuum Chucks to Hold a Wafer or Wafer Sub-Stack
US-2015340265-A1 · Nov 26, 2015 · US
Polymers, articles comprising polymers, and methods of making and using the same
US-2015321456-A1 · Nov 12, 2015 · US
Face protective optical element
US-2015323704-A1 · Nov 12, 2015 · US
See-through computer display systems
US-2015316770-A1 · Nov 5, 2015 · US
Method and apparatus for manufacturing optical display device
US-2015306857-A1 · Oct 29, 2015 · US
Synthesis of quantum dot/polymer/layered-structure ceramic composite
US-2015298432-A1 · Oct 22, 2015 · US
Preparing method for thin polarizer, thin polarizer and polarizing plate comprising the same
US-2015301252-A1 · Oct 22, 2015 · US
Optical image capturing module and method of manufacturing the same, and optical auxiliary unit
US-9158089-B2 · Oct 13, 2015 · US
Protective glazing comprising transparent ceramics
US-2015285595-A1 · Oct 8, 2015 · US
Fine pattern structures having block co-polymer materials
US-2015273790-A1 · Oct 1, 2015 · US
Process for forming a laminated structure
US-9138977-B2 · Sep 22, 2015 · US
Touch screen shield
US-9128545-B2 · Sep 8, 2015 · US
System for laminating optical film and method for manufacturing display unit using the same
US-2015246520-A1 · Sep 3, 2015 · US
Method of manufacturing polarizing plate
US-2015226894-A1 · Aug 13, 2015 · US
Touch screen shield
US-9104256-B2 · Aug 11, 2015 · US
Polarizing plate, liquid crystal display using the polarizing plate and method of fabricating the polarizing plate
US-2015219949-A1 · Aug 6, 2015 · US
Method of manufacturing a laminate provided with a concave-convex structure and transfer film
US-2015217532-A1 · Aug 6, 2015 · US
Light reflective film and light reflector produced using the same
US-2015219810-A1 · Aug 6, 2015 · US
Insulated glazing and method of producing insulated glazing
US-2015218877-A1 · Aug 6, 2015 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B32B2551/00?
- CPC B32B2551/00 is the Cooperative Patent Classification code for “Operations & Transport.”
- How many patents are filed under CPC B32B2551/00 (Operations & Transport)?
- Our database includes 1,584 publications tagged with this CPC code.
- Is patent activity under CPC B32B2551/00 growing?
- Publication counts under this code: 99 in 2024 vs 88 in 2025 (latest complete years).