How do you say the patent is expired in English?

Expiration of patent

Translated into English: expired? Patents?

Example:

Lilly pharmaceutical company (Eli? Lilly) announced a profit increase of 38%, but expressed concern about the expiration of drug patents in the next few years.

Drugs? Maker? Eli. Lily. & Company? Profit? Jump? 38%? But? Concerns? Will it still expire? Patents? Are you online? Coming? A few years.

Can also be translated as: patent? expire

Example:

What time? That? Patents? Expired? Dozens? Yes? Clothing? Manufacturer? Has it started? Where to? Imitated? Original? Riveting? Clothing? Made it? Popular? By who? Levi? Strauss & Co?

After the patent expired, many garment factories began to imitate Li Wei? This popular rivet clothing is produced by Strauss company.