# clm_EC1FA34FF47D

subject: Lam Research (/record/lam-research.md)  
predicate: quarterly_research_and_development  
value: 318,514,000 United States dollar  
valid_from: 2019-03-31  
valid_to: 2019-09-29  
published: 2019-04-30  
recorded: 2026-11-08  
confidence: 0.95  
status: superseded  
assertable: true  
superseded_by: clm_0EA14BC1D1BD  
last_updated: 2026-11-08  
cite: AsOf. "Lam Research quarterly research and development: 318,514,000 United States dollar", as of 2019-03-31 (until 2019-09-29). Claim clm_EC1FA34FF47D, https://asof.is/claim/clm_EC1FA34FF47D, accessed 2026-11-09. Source: https://www.sec.gov/Archives/edgar/data/707549/000070754919000078/0000707549-19-000078-index.htm.  
checked: 2026-11-08 · parsed from the SEC filing  
parsed from: us-gaap:ResearchAndDevelopmentExpense in 10-Q Q3 FY2019, filed 2019-04-30  

## Sources

- https://www.sec.gov/Archives/edgar/data/707549/000070754919000078/0000707549-19-000078-index.htm (primary, SEC EDGAR 10-Q Q3 FY2019, published 2019-04-30)

## Supersedes

- [Lam Research](/record/lam-research.md) | quarterly_research_and_development | 285,556,000 United States dollar | valid 2018-12-23 to 2019-03-31 | conf 0.95 | superseded | superseded_by [clm_EC1FA34FF47D](/claim/clm_EC1FA34FF47D.md) | [clm_2E5E5EC2E3AE](/claim/clm_2E5E5EC2E3AE.md)

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