US3266210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mullion and rail composite curtain wall construction
Assignee: ALUMINUM EXTRUSION CO
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Filing: 1961-12-19
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Granted: 1966-08-16
•
Expires: 1981-12-19
Abstract
No abstract record available.
Inventors
- 👤 Grossman Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:10
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/88; E04B2/96
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A CURTAIN WALL CONSTRUCTION FOR A BUILDING, THE COMBINATION OF: A PLURALITY OF SPACED APART, VERTICALLY ORIENTED MULLIONS, EACH OF WHICH INCLUDES LONGITUDINALLY EXTENDING, LATERALLY OPENING CHANNELS CONSTITUTED BY CONFRONTING SIDE WALLS AND BASE PORTION, SAID SIDE WALLS INCLUDING RECEPTACLE MEANS; AND A PLURALITY OF RAILS HAVING EXTREMITIES SLIDABLY RECEIVED WITHIN SAID CHANNELS WHEN DISPOSED OBLIQUELY RELATIVE TO SAID SIDE WALLS, AND RAILS BEING ROTATABLE ABOUT THEIR LONGITUDINAL AXES UPON REGISTRY OF SAID EXTREMITIES THEREOF WITH SAID RECEPTACLE MEANS WHEREBY SAID RAIL EXTREMITIES ROTATE INTO AND SUPPORTIVELY ENGAGE SAID RECEPTACLE MEANS AND SAID RAILS AND SAID MULLIONS DEFINE A PLURALITY OF CLOSURE RECEIVING OPENINGS.
Claim 2
Dependent Claim
105 words
IN A CURTAIN WALL CONSTRUCTION FOR A BUILDING, THE COMBINATION OF: A PLURALITY OF SPACED APART, VERTICALLY ORIENTED MULLIONS, EACH OF WHICH INCLUDES LONGITUDINALLY EXTENDING, LATERALLY OPENING CHANNELS CONSTITUTED BY CONFRONTING SIDE WALLS AND BASE PORTION, SAID SIDE WALLS INCLUDING RECEPTACLE MEANS; AND A PLURALITY OF RAILS HAVING EXTREMITIES SLIDABLY RECEIVED WITHIN SAID CHANNELS WHEN DISPOSED OBLIQUELY RELATIVE TO SAID SIDE WALLS, AND RAILS BEING ROTATABLE ABOUT THEIR LONGITUDINAL AXES UPON REGISTRY OF SAID EXTREMITIES THEREOF WITH SAID RECEPTACLE MEANS WHEREBY SAID RAIL EXTREMITIES ROTATE INTO AND SUPPORTIVELY ENGAGE SAID RECEPTACLE MEANS AND SAID RAILS AND SAID MULLIONS DEFINE A PLURALITY OF CLOSURE RECEIVING OPENINGS.
References Cited (Backward Citations)
US2160758A
Cited
US2424371A
Cited
US2441890A
Cited
US2916108A
Cited
US2914145A
Cited
US2885040A
Cited
US2857714A
Cited
US2893522A
Cited
US2949981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |