U S Holding Co Inc
U S HoldinActive Patents
0
Total Holdings
28
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4656651A | System for providing remote services | Expired / Lapsed | 1985-09-09 | 1987-04-07 | 21 | Details |
| USD286401S | Telephone set | Expired / Lapsed | 1984-09-28 | 1986-10-28 | 1 | Details |
| USD278053S | Handset telephone | Expired / Lapsed | 1982-04-30 | 1985-03-19 | 1 | Details |
| US4436957A | Telephone security system for cordless telephony | Expired / Lapsed | 1981-12-22 | 1984-03-13 | 20 | Details |
| USD272906S | Telephone console | Expired / Lapsed | 1981-08-21 | 1984-03-06 | 1 | Details |
| USD264338S | Telephone instrument | Expired / Lapsed | 1980-02-19 | 1982-05-11 | 1 | Details |
| US4243298A | High-strength optical preforms and fibers with thin, high-c… | Expired / Lapsed | 1978-10-06 | 1981-01-06 | 23 | Details |
| US4229197A | Method for making multiple optical core fiber | Expired / Lapsed | 1978-06-12 | 1980-10-21 | 9 | Details |
| USD256917S | Combination telephone instrument | Expired / Lapsed | 1978-01-25 | 1980-09-16 | 1 | Details |
| US4114980A | Low loss multilayer optical fiber | Expired / Lapsed | 1976-05-10 | 1978-09-19 | 9 | Details |
| US4065203A | Couplers for electro-optical elements | Expired / Lapsed | 1975-12-10 | 1977-12-27 | 21 | Details |
| US4047796A | Precision optical fiber connector | Expired / Lapsed | 1975-09-15 | 1977-09-13 | 5 | Details |
| US4032724A | Direct station selection circuit | Expired / Lapsed | 1975-08-11 | 1977-06-28 | 7 | Details |
| US4000416A | Multi-core optical communications fiber | Expired / Lapsed | 1975-07-11 | 1976-12-28 | 19 | Details |
| US3860764A | Electronic tone generator | Expired / Lapsed | 1973-01-12 | 1975-01-14 | 12 | Details |
| US3725585A | Loudspeaking telephone station circuit | Expired / Lapsed | 1972-03-21 | 1973-04-03 | 15 | Details |
| US3710031A | Multi frequency receiver | Expired / Lapsed | 1970-12-23 | 1973-01-09 | 11 | Details |
| US3704361A | Binary synchronous up/down counter | Expired / Lapsed | 1971-04-30 | 1972-11-28 | 23 | Details |
| US3702381A | Telephone switching system including toll service desk | Expired / Lapsed | 1969-03-12 | 1972-11-07 | 59 | Details |
| US3646453A | Error detector circuit | Expired / Lapsed | 1969-12-08 | 1972-02-29 | 6 | Details |
| US3588357A | Automatic remote meter reading over telephone line | Expired / Lapsed | 1969-06-19 | 1971-06-28 | 0 | Details |
| US3582558A | Ticketing control unit | Expired / Lapsed | 1968-02-19 | 1971-06-01 | 12 | Details |
| US3555424A | Means for allocating radio link channels in mobile telephon… | Expired / Lapsed | 1967-06-21 | 1971-01-12 | 0 | Details |
| US3542970A | Crossbar switching system with relatively uniform growth ch… | Expired / Lapsed | 1967-04-28 | 1970-11-24 | 0 | Details |
| US3532832A | Message waiting lamp | Expired / Lapsed | 1967-06-09 | 1970-10-06 | 0 | Details |
| US3517315A | Mobile telephone transmitter selector circuit | Expired / Lapsed | 1967-06-21 | 1970-06-23 | 0 | Details |
| US3517137A | Combination voice and data telephone sub-set | Expired / Lapsed | 1966-03-29 | 1970-06-23 | 0 | Details |
| US3515992A | Automatic alarm detector | Expired / Lapsed | 1967-06-09 | 1970-06-02 | 0 | Details |