SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
Help
General Patent Infor...
What is a patent?
Legal Definition
What are the differe...
What are Claims?
When and how is a pa...
Who was first?
When does a patent e...
Correcting Errors in...
Patent Maintenance Fees
Patent Term Glossary
Abandonment
Agent Type
Amendment
Annuity
Anticipation
Applicant
Application Publication
Article of manufacture
Art Unit
Assignee Type
Assignment
Assignor
Base Claim
Basic Patent
Class
Clearance Search
Certificate of Correction
Citation
Co-Inventor
Collection Search
Composition
Confidentiality
Confirmation Number
Continuation
Continuation-in-Part
Control Number
Copyright
Date of invention
Deceased Inventor
Defensive Publication
Dependent Claim
Design Patent
Designation
Disclosure
Disclosure Statement
Division
Doctrine of Equivalents
Double Patenting
Element of a Claim
EPO
Equivalents
Examination
Exemplary Claim
Ex Parte
Expirty Date
Family Member
File Wrapper
First to File
First to Invent
Forfeited Application
Government Interest
Grace Period
Hand Search
Independent Claim
INID Codes
Infringement
Infringement Search
Inter Parte
Interference
Invalidity Search
Invention
Machine
Maintenance Fee
MPEP
New Matter
Non-obviousness
Non-patent literature
Novelty Search
Office Action
On-Sale Bar
Opposition Proceedings
Original Application
Parent Application
Paris Convention
Patent
Patent Pending
Patentability Search
PCT
Plant Patent
Pre-Grant Publication
Preliminary Examination
Process
Prosecution
Prior Art
Priority
Pro Se Applicant
Provisional Application
Publication Level
Reads on
Reexamination
Reference Cited
Reissue
Rejection
Revocation
Right to Use Search
Series Code
SIR
State of the Art Search
Subclass
Statutory Period
Substantive Examination
Technical Field
Term Extension Notice
Term-of-Patent
Term Restoration
Terminal Disclaimer
Use
USPTO
Utility Patent
Validity Search
Withdrawal
Help on Account Functions
Alerts
Creating an Alert
Managing Alerts
Saved Searches
Creating a Saved Search
Managing Saved Sear...
Portfolios
Creating Portfolios
Managing Portfolios
Share Portfolios
Manage documents in...
Create an Account
FreePatentsOnline - ...
Logging In
Managing Your Account
Help on Patent Searching
Patent Searching on Free...
What is a patent sea...
Who needs a patent s...
What data does this ...
Search Tutorial - Step By...
Search Tutorial
How are patents orga...
Know What You are Lo...
Patent Search Types ...
Conducting a patent ...
Field Abbreviations
Field Descriptions
Abstract
Agent
Application Date
Application Number
Application Type
Assignee
Assignee City
Assignee Country
Assignee State
Assistant Examiner
Claim
Description
Designated States
Document Number
Domestic Reference
Drawings
ECLA
Examiner
Field of Search
Filing Date
Foreign Priority Data
Foreign References
IPC
IPCR
Inventor
Inventor City
Inventor Country
Inventor State
Kind Code
Locarno Classification
Other References
Parent Case Text
PCT Number
PCT Filing Date
PCT 371 Date
PCT 102(e) Date
PCT Publication Number
PCT Publication Date
Priority Number
Priority Date
Priority Country
Publication Date
Referenced By
Title
US Classification
Syntax Examples
Information for Inventors
Invention Promotion ...
Do you have inventor...
USPTO Fee Schedule, ...
USPTO Fee Schedule
General Trademark In...
What is a Trademark?
Trademark Searching
General Site Usage a...
Linking to This Site
How should I link to...
What about linking t...
Advertising on This Site
How can I advertise ...
I saw an ad on the s...
Commercial Services
What commercial serv...
RSS Feeds
Reading RSS feeds
FreePatentsOnline RS...
Viewing FreePatents...
PDF Help
Viewing FreePatentsO...
Downloading Acrobat ...
Problems with downlo...
Whitelisting
Who runs this site and why?
Chemical Search
What is chemical search?
What are SMILES or S...
What is InChI?
What is a chemical s...
<<
Previous
|
Next
>>
Machine
A device used to accomplish a task.
<<
Previous
|
Next
>>