POST
https://api.nexscope.ai/zy/legalStatusRun this API
Send a JSON request to execute this API and receive the documented response payload.
Endpoint
| Method | POST |
| Path | https://api.nexscope.ai/zy/legalStatus |
| Auth | Bearer API key |
| Content-Type | application/json |
Request parameters
| Name | Type | Required | Description |
|---|---|---|---|
patentId | string | optional | Patent IDs, multiples separated by English commas, upper limit 100, maximum length 60,000 characters; priority is given when it exists together with `patentNumber`. |
patentNumber | string | optional | Public (announcement) numbers, multiple numbers separated by English commas, the upper limit is 100, and the maximum length is 60,000 characters. |
Code example
{
"patentNumber": "CN115000000A"
}Response example
Platform response envelope. code 0 indicates success or acceptance; data contains the business result.
{
"code": 0,
"cost": "-1",
"data": {},
"msg": null,
"time": "2026-01-01 00:00:00",
"traceId": null,
"ts": "0"
}Response fields
Response field reference (11 fields)
| Name | Type | Required | Description |
|---|---|---|---|
total | integer | optional | Number of records. |
data | array | optional | List of patent legal statuses. |
columns | array | optional | Rendered column definitions. |
costToken | integer | optional | Consume token. |
type | string | optional | Rendering style. |
patentId | string | optional | Patent ID. |
pn | string | optional | Public (announcement) number. |
simpleLegalStatus | array | optional | Simple legal status: `Inactive` (expired), `Active` (valid), `Pending` (under review), `Undetermined` (unconfirmed), `PCT designated period` (within PCT designation period), `PCT designated expiration` (PCT designation expiry). |
legalStatus | array | optional | Legal status. Available options
|
eventStatus | array | optional | Legal events: `Transfer` (right transfer), `License` (license), `Pledge` (pledge/guarantee), `Trust` (trust), `Opposition` (objection), `Re-examination` (review), `Customs` (customs filing), `Litigation` (litigation), `Preservation` (preservation), `Invalid-procedure` (invalidation procedure), `Oral-procedure` (oral hearing), `Declassification` (defense declassification), `Double application` (one case, two applications). |
legalDate | integer | optional | Legal status update date (timestamp). |
Responses
| Code | Description |
|---|---|
| 200 | HTTP request completed. Check JSON code; only 0 indicates business success or acceptance. |
| 400 | Request JSON or required API parameters are invalid. |
| 401 | API key is missing, invalid, or cannot be matched to a user. |
| 5xx | API execution or upstream service failed. |
Data source, freshness, and limitations
Source, freshness, coverage, rate limits, and estimation notes are not specified in this API definition unless they appear in the request or response field documentation above. Do not assume official marketplace data or real-time freshness when it is not explicitly documented.