Patent US3356400A successfully refreshed from Google Patents.
US3356400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamp assembly for pre-hung frame assemblies
Assignee: Individual
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Filing: 1965-10-21
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Granted: 1967-12-05
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Cary M French
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:55
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/96; E06B3/984; E06B3/9845; F; F16; F16B; F16B2200/00; F16B2200/65
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A CLAMP ASSEMBLY FOR LOCKING TOGETHER ADJACENT EDGES OF FRAME UNITS, THE ASSEMBLY INCLUDING CLAMP PLATES SECURED TO THE OUTSIDE SURFACES OF THE FRAME PARTS OT BE HELD TOGETHER, EACH CLAMP PLATE INCLUDING A BODY PORTION, AN EXTENSION COMPRISING A LOCKING ELEMENT BEYOND THE TERMINAL OF THE FRAME UNIT, THE LOCKING ELEMENT BEING FORMED TO PROVIDE A LUG HAVING A FREE END, AND A LUGRECEIVING SLOT BETWEEN THE LUG AND THE BODY PORTION OF THE CLAMP PLATE, THE SLOT BEING AT LEAST AS WIDE AS THE THICKNESS OF SAID CLAMP PLATE, THE LUG OF THE LOCKING ELEMENT EXTENDING LATERALLY OF THE BODY PORTION, ONE OF SAID CLAMPING PLATES BEING UNIPLANAR, AND PARALLEL TO THE SURFACE TO WHICH IT IS ATTACHED, THE LOCKING ELEMENT AND LUG OF THE OTHER OF SAID CLAMPING PLATES BEING DISPOSED AT AN INCLUDED OBTUSE ANGLE TO ITS BODY PORTION TO EFFECT BINDING AND LOCKING OF THE CLAMP PLATE UPON ENTRY OF THE LUG OF ONE CLAMPING PLATE INTO THE LUG-RECEIVING SLOT OF THE OTHER CLAMPING PLATE, THE CLAMPING PLATES BEING ARRANGED SO THAT THE FREE END OF THE LUG OF ONE PLATE FACES THE OPEN END OF THE SLOT OF THE OTHER PLATE.
Claim 2
Dependent Claim
197 words
A CLAMP ASSEMBLY FOR LOCKING TOGETHER ADJACENT EDGES OF FRAME UNITS, THE ASSEMBLY INCLUDING CLAMP PLATES SECURED TO THE OUTSIDE SURFACES OF THE FRAME PARTS OT BE HELD TOGETHER, EACH CLAMP PLATE INCLUDING A BODY PORTION, AN EXTENSION COMPRISING A LOCKING ELEMENT BEYOND THE TERMINAL OF THE FRAME UNIT, THE LOCKING ELEMENT BEING FORMED TO PROVIDE A LUG HAVING A FREE END, AND A LUGRECEIVING SLOT BETWEEN THE LUG AND THE BODY PORTION OF THE CLAMP PLATE, THE SLOT BEING AT LEAST AS WIDE AS THE THICKNESS OF SAID CLAMP PLATE, THE LUG OF THE LOCKING ELEMENT EXTENDING LATERALLY OF THE BODY PORTION, ONE OF SAID CLAMPING PLATES BEING UNIPLANAR, AND PARALLEL TO THE SURFACE TO WHICH IT IS ATTACHED, THE LOCKING ELEMENT AND LUG OF THE OTHER OF SAID CLAMPING PLATES BEING DISPOSED AT AN INCLUDED OBTUSE ANGLE TO ITS BODY PORTION TO EFFECT BINDING AND LOCKING OF THE CLAMP PLATE UPON ENTRY OF THE LUG OF ONE CLAMPING PLATE INTO THE LUG-RECEIVING SLOT OF THE OTHER CLAMPING PLATE, THE CLAMPING PLATES BEING ARRANGED SO THAT THE FREE END OF THE LUG OF ONE PLATE FACES THE OPEN END OF THE SLOT OF THE OTHER PLATE.
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) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |