US3273497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Advance Process Supply Co
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Filing: 1964-01-23
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Granted: 1966-09-20
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Expires: 1984-01-23
Abstract
No abstract record available.
Inventors
- 👤 Rosema Thomas James
- 👤 Farwell Harry Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:03
CPC Classifications
B; B41; B41F; B41F15/00; B41F15/14; B41F15/34; B41F15/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A DEVICE FOR SECURING A MARGINAL EDGE OF A STENCIL FABRIC TO A SIDE RAIL OF A STENCIL FRAME, COMPRISING: A HINGE PLATE ADAPTED FOR ATTACHMENT TO THE OUTER SURFACE OF SAID SIDE RAIL AND EXTENDING SUBSTANTIALLY THE LENGTH OF SAID RAIL; A HINGE LEAF HINGEDLY CONNECTED TO THE UPPER LONGITUDINAL EDGE OF SAID HINGE PLATE AND DEPENDING THEREFROM, SAID HINGE LEAF TERMINATING SLIGHTLY ABOVE THE BOTTOM OF SAID SIDE RAIL IN A CHANNEL HAVING AN OPEN LONGITUDINAL SURFACE, SPACED SIDE WALLS, ONE OF SAID WALLS BEING INCLINED TOWARD THE OTHER WALL, SAID OTHER WALL HAVING A PLURALITY OF PORJECTIONS EXTENDING THEREFROM TOWARD THE FIRST AND SAID WALLS; AND A BAR SUBSTANTIALLY COEXTENSIVE IN LENGTH WITH SAID CHANNEL, SAID BAR HAVING A WIDTH APPROXIMATELY EQUAL TO THE WIDTH OF SAID CHANNEL AND HAVING ON ONE OF ITS EDGES NOTCHES ADAPTED TO REGISTER WITH SAID PROJECTIONS, AND BAR BEING INSERTABLE IN SAID CHANNEL THROUGH
Claim 2
Independent Claim
153 words
A DEVICE FOR SECURING A MARGINAL EDGE OF A STENCIL FABRIC TO A SIDE RAIL OF A STENCIL FRAME, COMPRISING: A HINGE PLATE ADAPTED FOR ATTACHMENT TO THE OUTER SURFACE OF SAID SIDE RAIL AND EXTENDING SUBSTANTIALLY THE LENGTH OF SAID RAIL; A HINGE LEAF HINGEDLY CONNECTED TO THE UPPER LONGITUDINAL EDGE OF SAID HINGE PLATE AND DEPENDING THEREFROM, SAID HINGE LEAF TERMINATING SLIGHTLY ABOVE THE BOTTOM OF SAID SIDE RAIL IN A CHANNEL HAVING AN OPEN LONGITUDINAL SURFACE, SPACED SIDE WALLS, ONE OF SAID WALLS BEING INCLINED TOWARD THE OTHER WALL, SAID OTHER WALL HAVING A PLURALITY OF PORJECTIONS EXTENDING THEREFROM TOWARD THE FIRST AND SAID WALLS; AND A BAR SUBSTANTIALLY COEXTENSIVE IN LENGTH WITH SAID CHANNEL, SAID BAR HAVING A WIDTH APPROXIMATELY EQUAL TO THE WIDTH OF SAID CHANNEL AND HAVING ON ONE OF ITS EDGES NOTCHES ADAPTED TO REGISTER WITH SAID PROJECTIONS, AND BAR BEING INSERTABLE IN SAID CHANNEL THROUGH
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |