"Nomaan Husain, among two Houston attorneys representing Abdalla's household, said the objective of the litigation is to get responses for his customers and" hold those accountable" to the crash that killed 157 people.
Boeing's stock fell 4 percent on April 8.
In the first quarter of previous year, Boeing took 122 orders for 737s, including 112 for the Max, led by large orders from Southwest Airlines and Ireland's Ryanair.
In this Monday, April 8, 2019, file photo, Boeing 737 Max 8 jets, built for American Airlines, left, and Air Canada are parked at the airport adjacent to a Boeing Co. production facility in Renton, Wash.
A statement by Boeing on Tuesday said that the major programme deliveries during the period included deliveries under operating lease.
The company said yesterday that it had delivered 149 commercial aircraft in the first three months of the year, down from 238 in the preceding three months and 184 in the first quarter of 2018.
Another bomb cyclone could strike Nebraska this week
Some areas of western Minnesota and southeast South Dakota were expected to get up to 30 inches of wet, heavy snow, the NWS said. Forecasters have issued another bomb cyclone warning as part of this new storm system.
China will join Canada, the United Arab Emirates, Singapore and the US Federal Aviation Administration on an worldwide panel reviewing the safety of the Boeing 737 MAX.
Also on April 5, Chief Executive Dennis Muilenburg acknowledged similarities between recent crashes of 737 MAX aircraft operated by Ethiopian Airlines and Indonesia's Lion Air.
"A fix and removal of the grounding prior to September 2019 could be perceived positively", Jefferies analyst Sheila Kahyaoglu said, noting that fresh scrutiny of the certification process could potentially filter into Boeing's 777X programme. The lawsuit says the company "actively concealed" the nature of the defects.
Boeing's shares, which have lost about 13% since the crash, were down 1.66 percent at $368.32 in afternoon trading.
The latest variant of Boeing's 737 family, which makes up the bulk of its narrow-body production, has been viewed as the likely workhorse for global airlines for decades and central to Boeing's long-running battle against Airbus.
March deliveries are more than half the rate of deliveries in the two previous months, which amounted to 24 MAX jets in January and 27 in February.