SB/21 Transmittal Form
USPTO patent form SB/21 — category: Transmittals and Cover Sheets, updated: 07/2009.
- Task
- Get forms
- Patent or trademark
- patent
- Legacy system
- —
- Current entry point
- /sites/default/files/documents/sb0021.pdf (verified 2026-09-28)
- Legacy system and where it moved
- No mention of a legacy system name on the page (verified 2026-09-28)
- Fee
- No fee statement on the page (verified 2026-09-28)
- What you need (account or API key)
- Adobe Reader to open the form PDF (per the page text, verified 2026-09-28)
- Source
- USPTO patent forms (form list)(retrieved 2026-10-06)
Everything in the same category
Get forms (all 164) · patent (all 1090)
Related entry points
- AIA/15 Utility Patent Application Transmittal
- AIA/18 Design Patent Application Transmittal
- AIA/19 Plant Patent Application Transmittal
- AIA/50 Reissue Patent Application Transmittal
- SB/16 Provisional Application for Patent Cover Sheet
- SB/16 - Patent Center Provisional Application for Patent Cover Sheet pdf file, select 'show in folder' and open it with Adobe Acrobat reader." download="sb0016pc.pdf" title="Download file"> Provisional Application for Patent Cover Sheet - Patent Center auto-load version
- SB/35 Nonpublication Request under 35 U.S.C. 122(b)(2)(B)(i) Note: This form must be signed in compliance with 37 CFR 1.33(b) and submitted with the application upon filing.
- SB/42 37 CFR 1.501 Information Disclosure Citation in a Patent
- SB/91 Deposit Account Order Form
- AIA/17p Petition Fee Under 37 CFR 1.17(f), (g) & (h) Transmittal
- AIA/34 Certification and Transmittal of Appeal Forwarding Fee
- AIA/82 Transmittal For Power of Attorney To One Or More Registered Practitioners/Power Of Attorney By Applicant
- SB/17 Fee Transmittal
- SB/17i Processing Fee Under 37 CFR 1.17(i) Transmittal
- SB/29 For Design Applications Only: Continued Prosecution Application (CPA) Request Transmittal
- SB/30 Request for Continued Examination (RCE) Transmittal