US 12,092,878 B2
Fiber optic connectors having a keying structure and methods of making the same
Joel Christopher Rosson, Hickory, NC (US)
Assigned to CORNING RESEARCH & DEVELOPMENT CORPORATION, Corning, NY (US)
Filed by Corning Research & Development Corporation, Corning, NY (US)
Filed on Nov. 21, 2022, as Appl. No. 17/991,151.
Application 17/991,151 is a continuation of application No. 16/701,918, filed on Dec. 3, 2019, granted, now 11,531,168.
Application 16/701,918 is a continuation of application No. PCT/US2017/064072, filed on Nov. 30, 2017.
Claims priority of provisional application 62/526,011, filed on Jun. 28, 2017.
Claims priority of provisional application 62/526,018, filed on Jun. 28, 2017.
Claims priority of provisional application 62/526,195, filed on Jun. 28, 2017.
Prior Publication US 2023/0079685 A1, Mar. 16, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. G02B 6/38 (2006.01); G02B 6/42 (2006.01); G02B 6/44 (2006.01)
CPC G02B 6/3879 (2013.01) [G02B 6/3825 (2013.01); G02B 6/3826 (2013.01); G02B 6/3831 (2013.01); G02B 6/3851 (2013.01); G02B 6/3869 (2013.01); G02B 6/387 (2013.01); G02B 6/3873 (2013.01); G02B 6/3885 (2013.01); G02B 6/381 (2013.01); G02B 6/3821 (2013.01); G02B 6/3837 (2013.01); G02B 6/3841 (2013.01); G02B 6/3843 (2013.01); G02B 6/3849 (2013.01); G02B 6/3871 (2013.01); G02B 6/3887 (2013.01); G02B 6/3889 (2013.01); G02B 6/389 (2013.01); G02B 6/3893 (2013.01); G02B 6/3895 (2013.01); G02B 6/3897 (2013.01); G02B 6/4262 (2013.01); G02B 6/4401 (2013.01); G02B 6/4446 (2013.01); G02B 6/4471 (2013.01); G02B 6/4472 (2013.01); G02B 6/4477 (2013.01); G02B 6/4479 (2013.01)] 29 Claims
OG exemplary drawing
 
1. A fiber optic connector, comprising:
a housing comprising a rear end and a front end with a longitudinal passageway extending from the rear end to the front end, the housing comprising a front portion, a rear portion and transition region disposed between the front portion and the rear portion of the housing, wherein the rear portion of the housing comprises a female key configured for rotational orientation of the fiber optic connector into a complementary port for optical mating and that extends into a portion of the transition region, and at least one locking feature integrally formed in the rear portion of the housing for securing the optical mating of the fiber optic connector, and the at least one locking feature is disposed about 180 degrees from the female key; and
a ferrule comprising at least one fiber bore.