Patent Explorer
Browse, filter, and analyze 9 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3836855A | Modulating system | Singer Co | Expired / Lapsed | 1958-05-05 | 1974-09-17 | 1978-05-05 | 0.0 yrs | 24 | |
| US3828185A | Modulated light communication system | Singer Co | Expired / Lapsed | 1960-12-01 | 1974-08-06 | 1980-12-01 | 0.0 yrs | 67 | |
| US3793508A | Film frame counter | Singer Co | Expired / Lapsed | 1971-12-21 | 1974-02-19 | 1991-12-21 | 0.0 yrs | 26 | |
| US3725873A | Calculator having a sequential access stack | Singer Co | Expired / Lapsed | 1971-04-07 | 1973-04-03 | 1991-04-07 | 0.0 yrs | 25 | |
| US3583716A | Chuck assembly for power tools | Singer Co | Expired / Lapsed | 1969-02-06 | 1971-06-08 | 1989-02-06 | 0.0 yrs | 5 | |
| US2432412A | Bonding machine | Singer Co | Expired / Lapsed | 1945-03-05 | 1947-12-09 | 1965-03-05 | 0.0 yrs | 0 | |
| US2393910A | Universal surgical stitching instrument | Singer Co | Expired / Lapsed | 1943-07-08 | 1946-01-29 | 1963-07-08 | 0.0 yrs | 0 | |
| US2393911A | Auxiliary release for the spool holders of surgical stitching instruments | Singer Co | Expired / Lapsed | 1943-10-20 | 1946-01-29 | 1963-10-20 | 0.0 yrs | 0 | |
| US2327353A | Instrument for suturing | Singer Co | Expired / Lapsed | 1940-12-12 | 1943-08-24 | 1960-12-12 | 0.0 yrs | 0 |