Question: Antoni Patek created Patek Philippe & Co. in what year?

Context paragraphs:
Wincenty Gostkowski: Wincenty Gostkowski (March 29, 1807 – August 29, 1884) was a lawyer and associate of Antoni Patek and Adrien Philippe in the watchmaker Patek Philippe & Co. in Geneva, Switzerland.

Antoni Patek: Antoni Norbert Patek (French: "Antoine Norbert de Patek" ; 14 June 1812 – 1 March 1877), was a Polish pioneer in watchmaking and a creator of Patek Philippe & Co., one of the most famous watchmaker companies.

Patek Philippe Henry Graves Supercomplication: The Patek Philippe Henry Graves Supercomplication is one of the most complicated mechanical pocket watches ever created.  The 18-karat gold watch was assembled by Patek Philippe and named after banker Henry Graves Jr who commissioned it out of his desire to outdo the Grande Complication pocketwatch of American automaker James Ward Packard.  The two were both at the top of the watch collecting world, regularly commissioning innovative new timepieces.

Patek Philippe Calibre 89: The Patek Philippe Calibre 89 is a commemorative pocket watch created in 1989, to celebrate the company's 150th anniversary.  Declared by Patek Philippe as ""the most complicated watch in the world"", it has 33 complications, weighs 1.1 kg, exhibits 24 hands and has 1,728 components in total, including a thermometer, and a star chart.  Made from 18 carat (75%) gold or

Gyromax: The Gyromax is the trade name for an adjustable mass (or adjustable inertia) balance wheel used in Patek Philippe wristwatches.  Instead of weight adjustment screws on the outside of the rim, as in traditional balances, the Gyromax has turnable weights recessed into the top of the rim.  The advantages claimed for this design are that, without projecting weight screws, the diameter of the balance can be increased, giving it a larger moment of inertia, and that it has less air resistance.

Audemars Piguet: Audemars Piguet (AP) (] ) is a Swiss manufacturer of mechanical watches founded in 1875, and is one of the world's oldest watch manufacturers.  The company is still owned by its founding families.  The brand is considered to be one the best manufacturers of luxury watches and said to be a part of the 'Holy Trinity Of Watches' along with Patek Philippe and Vacheron Constantin.

Patek Philippe &amp; Co.: Patek Philippe & Co. is a Swiss watch manufacturer founded in 1851, located in Geneva and the Vallée de Joux.  It designs and manufactures timepieces and movements, including some of the most complicated mechanical watches.  It is considered by many experts and aficionados to be one of the most prestigious watch manufacturers.

Calatrava (watch): The Patek Philippe Calatrava is a line of dress watches built by Swiss watchmaker Patek Philippe, introduced in 1932.  These watches are considered the flagship model of Patek Philippe.  The first version of the Calatrava was launched in 1932, inspired by the Bauhaus principle.

Adrien Philippe: Jean Adrien Philippe (16 April 1815, La Bazoche-Gouet, Eure-et-Loir – 5 January 1894) was French horologist and cofounder of watchmaker Patek Philippe & Co. of Geneva, Switzerland.

Reference 57260: The Vacheron Constantin Reference 57260 is a single highly complicated mechanical pocket watch, featuring 57 complications.  The watch was assembled by Vacheron Constantin and introduced in 2015.  The company claims that it is the most complicated mechanical pocket watch ever created. —followed up by Patek Philippe Calibre 89 assembled in 1989 and featuring 33 complications.  The Reference 57260 took eight years to assemble.  The watch has 2826 parts and 31 hands, weighs 957 grams, and spans 98mm.

Supporting paragraphs: Antoni Patek Patek Philippe &amp; Co.
Answer: 1851