FIELD NOTES · IDS PRACTICE
Information Disclosure Statement guides
Practical answers to four common filing questions, with direct links to the USPTO rules and forms. Each guide is written for the person preparing or reviewing the packet.
Sources checked 2026-10-05FORM GUIDE · PTO/SB/08
USPTO IDS form: which PTO/SB/08 should you use?
Find the current USPTO Information Disclosure Statement form, understand SB/08 versus SB/08a, SB/08b and SB/08c, and prepare the filing packet.
Read guide → FILING PACKET · 37 CFR 1.98IDS reference copies: what must you attach?
A practical checklist for U.S. patents, foreign patents, non-patent literature, unpublished applications and non-English references in a USPTO IDS.
Read guide → FEES · 37 CFR 1.17(v)IDS size fee and written assertion: a 50/100/200 item checklist
Understand the USPTO IDS size fee thresholds, cumulative item count, SB/08c assertion and the difference between size and timing fees.
Read guide → TIMING · 37 CFR 1.97When can you file an IDS? 37 CFR 1.97 timing at a glance
Check the main IDS filing windows under 37 CFR 1.97, including the first Office action, final action, allowance and issue fee stages.
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