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USRE27574E Expired / Lapsed US ⏱️ 0.0 years remaining

Blowback seal for building panels

Assignee: MARSHALL MANUFACTURING Inc A CA CORP
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Filing: 1970-07-15
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Granted: 1973-02-06
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Expires: 1990-07-15
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Abstract

Abstract DISCLOSED IS A PANEL A PLURALITY OF WHICH MAY BE USED TO SURFACE THE EXTERIORS (ROOF AND/OR SIDES) OF BUILDINGS. THE PANEL IS PREFABRICATED AND INCORPORATES THE SHEATHING, WATERPROOFING, SINGLING AND SHAKES OFTEN FOUND IN BUILDING SURFACING OF HIGH QUALITY AND IS INSTALLED IN ABUTTING VERTICAL COURSES EACH COURSE CONTAINING AS MANY ADJACENT PANELS AS REQUIRED BY THE ROOF DIMENSIONS. THE PANEL IS SUBSTANTIALLY MODULAR SO THAT ONLY A SMALL AMOUNT OF ONSITE CUSTOM FITTING IS REQUIRED AS COMPARED TO CONVENTION- AL CONSTRUCTION. IN ADDITION, THE PANEL INCLUDES PROVISION FOR INHIBITING THE SEEPAGE OF WATER INTO THE BUILDING ATTIC EVEN AS A RESULT OF RAIN DRIVEN BY INTENSE WIND.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 23:21
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/35; E04D3/358

Claims Analysis

Total Claims: 0
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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) 1976-02-06 1976-08-07 1977-02-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-02-06 1980-08-07 1981-02-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-02-06 1984-08-07 1985-02-06 $7700.00 Window Closed / Lapsed

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