Patent US2139839A successfully refreshed from Google Patents.
Patent US3205999A successfully refreshed from Google Patents.
US3205999A
Expired / Lapsed
US
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Stencil conveyor
Assignee: Weber Marking Systems Inc
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Filing: 1963-09-19
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Granted: 1965-09-14
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Expires: 1983-09-19
Abstract
No abstract record available.
Inventors
- 👤 James R Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:40
CPC Classifications
B; B65; B65H; B65H39/00; B65H39/14; B65H2701/00; B65H2701/10; B65H2701/11; B65H2701/112; B65H2701/1123; B65H2701/11231
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A MACHINE FOR APPLYING INDIVIDUAL STENCILS TO A SERIES OF FORMS INCLUDING A STENCIL CONVEYOR COMPRISING A MULTI-STRIP ENDLESS BELT IN WHICH THE STRIPS ARE LATERALLY SPACED APART TO FORM OPEN SLOTS THEREBETWEEN, AN ENCLOSED OPEN TOP CHAMBER FORMED IN SAID MACHINE BENEATH SAID MULTI-STRIP ENDLESS BELT, AN EXHAUST FAN AND HOUSING FORMED IN THE BOTTOM OF SAID CHAMBER WHEREBY A SUCTION IS PROVIDED ON SAID MULTI-STRIP ENDLESS BELT TO FIRMLY HOLD STENCILS TO SAID BELT DURING MOVEMENT OF SAID BELT BY DRAWING AIR DOWNWARDLY THROUGH THE OPEN SLOTS, WHEREBY THE STENCILS MAY BE AC CURATELY PLACED ON EACH FORM.
Claim 2
Dependent Claim
101 words
IN A MACHINE FOR APPLYING INDIVIDUAL STENCILS TO A SERIES OF FORMS INCLUDING A STENCIL CONVEYOR COMPRISING A MULTI-STRIP ENDLESS BELT IN WHICH THE STRIPS ARE LATERALLY SPACED APART TO FORM OPEN SLOTS THEREBETWEEN, AN ENCLOSED OPEN TOP CHAMBER FORMED IN SAID MACHINE BENEATH SAID MULTI-STRIP ENDLESS BELT, AN EXHAUST FAN AND HOUSING FORMED IN THE BOTTOM OF SAID CHAMBER WHEREBY A SUCTION IS PROVIDED ON SAID MULTI-STRIP ENDLESS BELT TO FIRMLY HOLD STENCILS TO SAID BELT DURING MOVEMENT OF SAID BELT BY DRAWING AIR DOWNWARDLY THROUGH THE OPEN SLOTS, WHEREBY THE STENCILS MAY BE AC CURATELY PLACED ON EACH FORM.
References Cited (Backward Citations)
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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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |