![]() Assignors: LEWIS, PHILIP C., VICKERS, EDWARD H. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Scientific Atlanta LLC filed Critical Scientific Atlanta LLC Priority to US08/411,423 priority Critical patent/US5592176A/en Assigned to SCIENTIFIC-ATLANTA, INC. Original Assignee Scientific Atlanta LLC Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Lewis Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US08/411,423 Inventor Edward H. Google Patents Tracking system for tracking a moving signal sourceĭownload PDF Info Publication number US5592176A US5592176A US08/411,423 US41142395A US5592176A US 5592176 A US5592176 A US 5592176A US 41142395 A US41142395 A US 41142395A US 5592176 A US5592176 A US 5592176A Authority US United States Prior art keywords antenna model sub satellite tracking Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5592176A - Tracking system for tracking a moving signal source There is a lot of work to be done.US5592176A - Tracking system for tracking a moving signal source patent examiners recommend examination of each document found in the classifications likely to be assigned to the invention. For inventors preparing to file for a patent, the U.S.For those exploring patent searching, we recommend continuing until working with classifications and patent documents seems comfortable.Finally, we will consider the goal of our project and plan our work: If we see a patent of interest, we will want to note the assigned classification codes and investigate them.Ħ.It may be necessary to go back to the CPC Tables to reconsider the right classification.Engineers and inventors usually want to see the drawings.Does this area of invention match expectations? As a first step, we will want to get a sense of the direction of the search."Finding the patents" for this classification gives a set of at least 488 documents. " Copy to search form" pastes the classification to the Espacenet Advanced Search form in case we want to limit the search with additional requirements.ĥ." Find patents" searches the classification in the Espacenet database./exact selects only that classification./low selects the classification AND the classifications under it in the hierarchy - sometimes there are no classification under the one selected. ![]() The selected classification will fill in the "Selected classifications" box (to the left on the page). Select the classification of interest with a click in its box (this selected classification is for example only):Ĥ.To see the patents assigned to the classification we: ) structure showing a hierarchical arrangement of the headings.ģ.Notice notes pointing to other classes or places and giving clarification.Ask yourself if this seems like the correct area for computer mice.Click on the classification to expand the CPC scheme for that section.Looks as though we will want to consider the broad category of G06F 3/00: The language of patents is not always obvious."Computer mouse" finds a quick match but the usual advice is to try various term related to your interest.For example, we can search "computer mouse" to find where that fits in the CPC: Search by keyword or, if you have it, by classification to find a location within the classification scheme.ġ.Browse the tables (this is a challenging task for most of us).Go directly to the classification tables to figure out the best codes.Use subject classifications on known patents found from other work for example, finding patents from company or keyword searches.In classification searching, it is your job to match your area of interest to the right subject classification(s). The Cooperative Patent Classification (CPC) System is the patent classification system used in Europe, the U.S., and in various other parts of the world. NOTE: The examples below are based on " Classic Espacenet." There is a new Espacenet after a re-design. Examine the patents in the list the examination will be both for information about that patent and for cited literature.Get the list of patents assigned (by various patent offices) to that subject classification.Figure out the matching subject classification(s) for your area of interest.For careful, comprehensive subject searching, patent examiners emphasize searching by patent classification.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |