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Date: May 1, 2026 Appendix A. USPTO Systems, Workflow Tools, and Searchable Data Sources Table A-1. USPTO software and workflow tools
| PE2E-DAV |
| Document viewer for the application file and posted search results |
| SLIC |
| Sequence Listing Control system used to review sequence-listing versions and certification status |
| ABSS |
| USPTO internal biological sequence-search system |
| STIC-EIC 1600 Sequence Search Request Form |
| Internal request mechanism for customized sequence searches |
| STIC Workflow Tracker (SWFT) |
| Internal status tracker for search requests submitted to STIC-EIC 1600 |
| GenBase UI |
| Interface used for advanced review and navigation of ABSS search results |
| ABSS sequence-to-sequence alignment tool |
| Tool for direct local alignment of two sequences |
| S3C (Sequence Systems Service Center) |
| Technical support resource for sequence-listing issues |
Table A-2. Sequence databases searchable through ABSS
| Database or database group |
| General purpose |
| Pending_Patents_NA_Main and Pending_Patents_NA_New |
| Nucleotide sequences from pending patent applications |
| Pending_Patents_AA_Main and Pending_Patents_AA_New |
| Amino acid sequences from pending patent applications |
| Published_Applications_NA_Main and Published_Applications_NA_New |
| Nucleotide sequences from published patent applications |
| Published_Applications_AA_Main and Published_Applications_AA_New |
| Amino acid sequences from published patent applications |
| Issued_Patents_NA |
| Nucleotide sequences from issued patents |
| Issued_Patents_AA |
| Amino acid sequences from issued patents |
| Geneseq_NA and Geneseq_AA |
| Subscription-based patent-sequence data |
| GenEmbl |
| Broad public nucleotide-sequence data |
| EST |
| Expressed sequence tag data |
| UniProt |
| Protein sequence data |
| PIR |
| Protein sequence data |
Table A-3. External resource used in limited circumstances
| NCBI BLAST |
| External resource; may be used only for published sequence content |
