| Field | Description | Field Type | XML Source Path | Examples | Multivalued | Indexed | Stored | Required |
|---|
| ifi_publication_type | A=Application
G=Grant
U=Unknown
| alexandria_string | ./ifi-integrated-content/@publication-type | G |
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| ifi_document_category | Present for US only. Categories are derived from kind codes and include: - Defensive
- Design
- Plant
- Reissue
- Statutory
- Utility
| alexandria_string | ./ifi-integrated-content/@document-category | utility |
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| ifi_subject_area | Derived from classification. Values include: - Chemical
- Chemical/Electrical
- Design
- Electrical
- Electrical/Mechanical
- Mechanical
- Plant
| alexandria_string | ./ifi-integrated-content/@subject-area | chemical |
chemicalelectrical* |
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| ifi_expd_d | Anticipated expiration represented internally as a date type Note: This field allows efficient range faceting and |
SOLR Solr date math. Quotes or query escaping may be required for proper searching. See Working with Dates for more information. | tdate |
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| Format: "YYYY-MM-DDThh:mm:ssZ" [2018-01-01T00:00:00.000Z TO *] [NOW-14DAYS TO NOW] (Find documents with expiration dates in the last 14 days) |
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ifi_expd_adj
ifi_expdyear_adj | Adjusted expiration date/year contains a date adjusted by term adjustments made by the USPTO under 35 USC 154. Present for US only. See Anticipated and Adjusted Expiration Dates for more information.
| tint | ./ifi-integrated-content/ifi-patent-status/@adjusted-expiration | 20221231 [* TO 20300101] 2038 |
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| ifi_patstat | Current patent status. See IFI Patent Status for possible values. Note that for EP records, ifi_patstat cannot be searched at the designated states level; only the EP-level status is searchable. | alexandria_text | ./ifi-integrated-content/ifi-patent-status/ifi-patent-status-descripton | active "active - reinstated" ("withdrawn - after issue" OR ceased OR revoked) |
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| f_ifi_patstat | Patent status for faceting | string** |
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| "Expired - Lifetime" Expired* |
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| ifi_name_original | Original assignee at time of publication | alexandria_token | ./ifi_stdname|ifi_stdname|ifi_stdname_prob | sony | x | x |
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| ifi_name_original_id | Original assignee identifier | string** | ./ifi_stdname|ifi_stdname|ifi_stdname_prob/@number | 06234 | x | x | x |
| Original assignee country| Country of origin of the original assignee | string** | ./ifi_stdname|ifi_stdname|ifi_stdname_prob/@country | US | x | x |
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| f_ifi_name_original | Original assignee for faceting | string** |
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| ifi_name_current | Current assignee | alexandria_token | ./ifi_stdname|ifi_stdname_current | sony | x | x |
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| ifi_name_current_id | Current assignee identifier | string** | ./ifi_stdname|ifi_stdname_current/@number | 01234 | x | x | x |
| Current assignee country| Country of origin of the current assignee | string** | ./ifi_stdname|ifi_stdname_current/@country | KR | x | x |
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| f_ifi_name_current | Current assignee for faceting | string** |
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| ifi_name_original_confidence | If the original name stems from a probable name, this value will be 0. If it stems from a standardized name, the value will be 1. | tfloat |
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**Note: String fields are not tokenized. Therefore, queries in these fields will only return exact matches unless wild cards are used.