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Case Study III of IV– Benchmarking PatSeer’s Semantic search relevance

This case study is the third in a series of studies that cover benchmarking of PatSeer’s AI Search against invention descriptions from different fields of science.

The previous case study showed bench marking for Ingestible sensors related patents. For the present case study, we have chosen a topic from the FMCG domain – Topical Skin Care Composition and we will match the quality of results against and invention description from this domain by doing a manual evaluation of patents title, abstract claims and summary of invention for each of the Top 10 results.

We built a sample invention description of our own that discussed a skincare composition. The composition’s purpose is to brighten the skin, reduce the likelihood of blemishes or help slow down the skin’s natural aging process and promote a vibrant, healthy skin. Finally, the skin care composition contains the following key elements:

  • Salicylic Acid
  • Vitamin C
  • Plant & Fruit Extracts

And the compositions purpose is for:

  • Wrinkle improvement & Elasticity enhancement
  • Skin texture improvement & Whitening
  • Antioxidation & Acne reduction

We ran the above invention description in PatSeer’s AI Search and a manual evaluation of first 10 records that showed up was done pertaining to the above key elements.

The following table shows the manual analysis based on the key elements for the first record that appeared in the AI search (KR20170076147A – Composition for Improving Skin):

Key ElementsClaim Numbers matchedReference from the claimOverlapMatched with Title, Abstract & Summary of InventionMatched with Examples
Salicylic Acid  No overlapNo overlapNo overlap
Vitamin C1,2Pineapple, kiwi and Indian gooseberry as active ingredientsFull overlapFull overlapFull overlap
Fruit Extracts1,2Pineapple, kiwi and Indian gooseberry as active ingredientsFull overlapFull overlapFull overlap
Wrinkle improvement & Elasticity enhancement1,2The cosmetic composition for wrinkle improvement, elasticity enhancement, antioxidation, whitening, exfoliation, and skin texture improvementFull overlapFull overlapFull overlap
Skin texture improvement & Whitening1,2Full overlapFull overlapFull overlap
Antioxidation & Acne reduction1,2Full overlapFull overlapFull overlap

The table lists all the elements mentioned in the paragraph, followed by the patent claim numbers in which the corresponding elements appeared. The next column shows the exact text from the patent claim that was matched against the key element. For e.g, ingestible sensors was matched with Ingestible device), the key components of an ingestible sensors usually include a sensor, data recorder and software which was matched with acoustic sensor and a data processing unit, and real time monitoring was matched with monitoring system.  The fourth column indicates the extent of overlap between the paragraph and the claims of the patent document. 

We can see that all the key elements mentioned in the paragraph were precisely covered in the claims of the first record identified through the AI Semantic search. 

A similar analysis was done for the remaining set of records. We have consolidated all the results in a single table below.  

We graded the records based on the overlaps, 1 point was assigned for full overlap, 0.5 was assigned for partial and 0 for no overlap. Based on the calculations done the final semantic performance score for the top 10 results in this case was 77%. 

Key Elements
Patent NumberTitle of the patentIngestible sensorsBodily function checkKey ComponentsWireless transmission of dataReal time monitoring
US2017156632A1Ingestible devices and Methods for Physiological Status MonitoringFull OverlapFull OverlapFull OverlapFull OverlapPartial Overlap
TW202000133AAn ingestible system to monitor gastrointestinal health in situFull OverlapPartial OverlapPartial OverlapFull OverlapFull Overlap
WO2022220317A1Ingestible health sensor for animalFull OverlapPartial OverlapFull OverlapPartial OverlapPartial Overlap
US2017337330A1Systems, devices, and methods for ingestible event sensing and analysisFull OverlapNo OverlapFull OverlapFull OverlapFull Overlap
US2016198978A1Ingestible sensor, sensing method, and foodFull OverlapPartial OverlapPartial OverlapPartial OverlapPartial Overlap
US2008146871A1Ingestible low power sensor device and system for communicating with sameFull OverlapPartial OverlapFull OverlapFull OverlapFull Overlap
US2013261410A1System and method for body and in-vivo device, motion and orientation sensing and analysisFull OverlapNo OverlapFull OverlapFull OverlapPartial Overlap
US2002132226A1Ingestible electronic capsuleFull OverlapPartial OverlapFull OverlapPartial OverlapPartial Overlap
US2004054278A1Ingestible pillFull OverlapNo OverlapFull OverlapPartial OverlapNo Overlap
US2014162305A1Patient in vivo gut diagnostic and treatment toolFull OverlapPartial OverlapFull OverlapFull OverlapPartial Overlap

As we can see, all the key elements mentioned in the paragraph were specifically covered in the title, abstract, claims and summary of invention of the first record identified through the AI search. The table shows all the key elements followed by the claim number and the corresponding text that overlapped with the paragraph. Next column showed the extent of overlap between the paragraph and the claims of this record.

The last two columns of the table also give an idea about the extent of overlap between the invention and title, abstract, summary of invention and description examples of the record.

A similar analysis was done for the remaining set of records. We have consolidated all the results in a single table below.

We graded the records based on the overlaps, 1 point was assigned for full overlap, 0.5 was assigned for partial and 0 for no overlap. Based on the calculations done the final semantic performance score for the top 10 results in this case was 86%.

 Key Elements
Patent NumberTitleSalicylic AcidVitamin CFruit ExtractsWrinkle improvement & Elasticity enhancementSkin texture improvementAntioxidation, Acne reduction & Whitening
KR20170076147AComposition For Improving SkinNo OverlapFull OverlapFull OverlapFull OverlapFull OverlapFull Overlap
WO2023058993A1Composition For Anti-Aging and Skin Improvement, Comprising Complex Of Indian Gooseberry Extract And Barley Sprout Extract (Ib Complex) As Active IngredientNo OverlapFull OverlapPartial OverlapFull OverlapFull OverlapFull Overlap
IN201611022467ABeauty SupplementNo OverlapFull OverlapPartial OverlapFull OverlapFull OverlapFull Overlap
KR101682394B1Cosmetic Composition Comprising Color Food ExtractsPartial OverlapFull OverlapFull OverlapFull OverlapFull OverlapFull Overlap
JP2016108253ASkin-Care Cosmetic CompositionFull OverlapFull OverlapPartial OverlapFull OverlapFull OverlapFull Overlap
CN115399478ABeautifying And Whitening Composition and Whitening Health-Care ProductPartial OverlapFull OverlapFull OverlapFull OverlapFull OverlapFull Overlap
KR20120139005ANatural Cosmetic Composition, Skin Sheet and Storage Container Comprising the SameFull OverlapFull OverlapFull OverlapFull OverlapFull OverlapFull Overlap
CN110123719ASkin care product containing compound fruit extract and preparation method thereofNo OverlapFull OverlapPartial OverlapFull OverlapFull OverlapFull Overlap
CN105168063ASkin Care Composition with Acne Removing Effect and Preparation Method ThereofFull OverlapPartial OverlapNo OverlapNo OverlapFull OverlapFull Overlap
US2019274977A1Topical Skin Care CompositionsFull OverlapFull OverlapPartial OverlapFull OverlapFull OverlapFull Overlap

PatSeer allows you to refine the original search results based on records that you identify as relevant and these additional steps help improve result quality further but, in the above study we benchmarked the results without any manual refinements.

To sum up, it’s important to make a detailed assessment of semantic search performance by using your own invention descriptions. In the current evaluation, PatSeer’s semantic search attained a relevance score of 86% which makes for a strong case to use AI searches for novelty searches and patentability assessments.

The above case study shown such an example from Skin care domain, and we hope to publish more studies from other domains soon.

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