US3174426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic inertia impact article marking machine
Assignee: KWIKMRK Inc
•
Filing: 1962-01-09
•
Granted: 1965-03-23
•
Expires: 1982-01-09
Abstract
No abstract record available.
Inventors
- 👤 Merrill E Boekeloo
- 👤 Steven L Patterson
- 👤 Forrest V Hoffman
- 👤 Tor H Petterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:22
CPC Classifications
B; B41; B41K; B41K3/00; B41K3/02; B41K3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
AN APPARATUS FOR MARKING CONTAINER TOPS OR THE LIKE COMPRISING A STAND, A FRAME MOUNTED FOR RECIPROCAL VERTICAL MOVEMENT ON SAID STAND, A PRINTING BLOCK ON THE BOTTOM OF SAID FRAME, MEANS BIASING SAID FRAME TO THE UPPER LIMIT OF MOVEMENT THEREOF, A SOLENOID INCLUDING COIL AND CORE ELEMENTS, ONE OF SAID ELEMENTS BEING CONNECTED TO SAID STAND AND THE OTHER OF SAID ELEMENTS BEING CONNECTED TO SAID FRAME, AN ELECTRICAL CIRCUIT INCLUDING A SWITCH FOR ENERGIZING SAID SOLENOID TO MOVE THE FRAME AND PRINTING BLOCK DOWNWARDLY TO MARK A CONTAINER, A SENSOR MEMBER MOUNTED ON AND MOVABLE WITH SAID FRAME WITH ITS LOWER END TERMINATING ABOVE THE CONTAINER TO BE MARKED, A STOP MEMBER ON SAID STAND POSITIONED BELOW SAID LOWER END OF SAID SENSOR
Claim 2
Independent Claim
126 words
AN APPARATUS FOR MARKING CONTAINER TOPS OR THE LIKE COMPRISING A STAND, A FRAME MOUNTED FOR RECIPROCAL VERTICAL MOVEMENT ON SAID STAND, A PRINTING BLOCK ON THE BOTTOM OF SAID FRAME, MEANS BIASING SAID FRAME TO THE UPPER LIMIT OF MOVEMENT THEREOF, A SOLENOID INCLUDING COIL AND CORE ELEMENTS, ONE OF SAID ELEMENTS BEING CONNECTED TO SAID STAND AND THE OTHER OF SAID ELEMENTS BEING CONNECTED TO SAID FRAME, AN ELECTRICAL CIRCUIT INCLUDING A SWITCH FOR ENERGIZING SAID SOLENOID TO MOVE THE FRAME AND PRINTING BLOCK DOWNWARDLY TO MARK A CONTAINER, A SENSOR MEMBER MOUNTED ON AND MOVABLE WITH SAID FRAME WITH ITS LOWER END TERMINATING ABOVE THE CONTAINER TO BE MARKED, A STOP MEMBER ON SAID STAND POSITIONED BELOW SAID LOWER END OF SAID SENSOR
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |