Вы можете просто использовать Selenium без bs4.
from selenium import webdriver
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
driver = webdriver.Chrome()
url= "https://portal.unifiedpatents.com/litigation/caselist?case_no=1%3A18-CV-01956"
driver.get(url)
elements = WebDriverWait(driver, 10).until(EC.visibility_of_all_elements_located((By.CSS_SELECTOR, 'td.ant-table-row-cell-break-word')))
print([element.text for element in elements])
driver.quit()
Выход:
['1:18-cv-01956', '2018-12-11', 'Open', 'Delaware District Court', 'Axcess International, Inc.', 'Lenel Systems International, Inc.', 'Infringement', 'NPE (Individual)', 'High-Tech']