| Field | Description | Field Type | XML Source Path | Examples | Multivalued | Indexed | Stored | Required |
|---|---|---|---|---|---|---|---|---|
| ifi_publication_type | G=Grant A=Application U=Unknown | alexandria_string | ./ifi-integrated-content/@publication-type | G | x | |||
| ifi_document_category | Present for US only. Categories are derived from kind codes and include:
| alexandria_string | ./ifi-integrated-content/@document-category | utility | x | |||
| ifi_subject_area | Derived from classification. Values include:
| alexandria_string | ./ifi-integrated-content/@subject-area | chemical chemical/electrical *electrical* | x | |||
| patent-document/bibliographic-data/ifi-integrated-content/ifi-patent-status | ||||||||
| ifi_expd ifi_expdyear | Anticipated expiration date/year is calculated according to the patenting authority and document kind and reflects the maximum life of the patent assuming maintenance fees are paid and term extensions are not in place. See Anticipated and Adjusted Expiration Dates for more information. | tint | ./ifi-integrated-content/ifi-patent-status/@anticipated-expiration | 20310324 [20200101 TO 20201231] 2025 [2018 TO *]
| x | |||
| ifi_expd_d | Anticipated expiration represented internally as a date type Note: This field allows efficient range faceting and SOLR date math. Quotes or query escaping may be required for proper searching. See Working with Dates for more information. | tdate | 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) | x | ||||
| 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
| x | |||
| ifi_patstat | Current patent status. See IFI Patent Status for possible values. Note that for EP records, | alexandria_text | ./ifi-integrated-content/ifi-patent-status/ifi-patent-status-descripton | active "active - reinstated" ("withdrawn - after issue" OR ceased OR revoked) | x | |||
| f_ifi_patstat | Patent status for faceting | string** | "Expired - Lifetime" Expired* | x | ||||
| patent-document/bibliographic-data/ifi-integrated-content/ifi-parties | ||||||||
| ifi_pa | Combined field including ifi_name_original and ifi_name_current | alexandria_token | ./ifi_stdname|ifi_stdname_current|ifi_stdname_prob | "sony corp" | x | x | ||
| ifi_name_original | Original assignee at time of publication | alexandria_token | ./ifi_stdname|ifi_stdname|ifi_stdname_prob | sony | x | x | ||
| ifi_name_original_id | Original assignee identifier | string** | ./ifi_stdname|ifi_stdname|ifi_stdname_prob/@number | 06234 | x | x | x | |
| ifi_name_original_ctry | Original assignee country | string** | ./ifi_stdname|ifi_stdname|ifi_stdname_prob/@country | US | x | x | ||
| f_ifi_name_original | Original assignee for faceting | string** | "Sony Corp" Sony* | x | x | |||
| ifi_name_current | Current assignee | alexandria_token | ./ifi_stdname|ifi_stdname_current | sony | x | x | ||
| ifi_name_current_id | Current assignee identifier | string** | ./ifi_stdname|ifi_stdname_current/@number | 01234 | x | x | x | |
| ifi_name_current_ctry | Current assignee country | string** | ./ifi_stdname|ifi_stdname_current/@country | KR | x | x | ||
| f_ifi_name_current | Current assignee for faceting | string** | "Sony Corp" Sony* | x | x | |||
| ifi_name_original_confidence | If the original name stems from a probable name, this value will be 0. If it stems from a standard name, the value will be 1. | tfloat | 1 | x | ||||