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Patent US3334464A successfully refreshed from Google Patents.
US3334464A
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Door and method for making same
Assignee: Anaconda Aluminum Co
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Filing: 1965-10-21
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Granted: 1967-08-08
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Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 Harold H Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:17
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/70; E06B3/7015; E06B2003/7023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A CHANNEL ADAPTED TO FORM THE EDGE PORTIONS OF A DOOR OR THE LIKE INCLUDING OPPOSITE FACING MEMBERS AND A FOAMED IN PLACE PLASTIC-LIKE CORE BETWEEN THE FACING MEMBERS, THE CHANNEL COMPRISING AN ELONGATED INTEGRAL METALLIC BODY INCLUDING A WEB PORTION AND OPPOSITE LEG PORTIONS PROJECTING IN THE SAME DIRECTION FROM THE OPPOSITE SIDES OF THE WEB PORTION, AND TWO ELONATED FLANGES PROJECTING INWARDLY AT AN OBLIQUE ANGLE FROM THE INTERNAL SIDES OF SAID LEG PORTIONS IN A DIRECTION GENERALLY OPPOSITE SAID WEB PORTION, SAID FLANGES AND SAID LEG PORTIONS THEREBY FORMING RECESSES DIMENSIONED TO RECEIVE MARGINAL PORTIONS OF THE FACING MEMBERS WITH THE FACING MEMBERS ENGAGING THE INTERNAL SIDES OF SAID LEG PORTIONS AND WITH PORTIONS OF THE CORE LOCATED BETWEEN THE MARGINAL PORTIONS OF THE FACING MEMBERS AND FLANGES, SAID FLANGES PROJECTING LINEARLY FROM SAID PORTIONS AND SUFFICIENTLY BEYOND LONGITUDINAL EDGES OF SAID LEG PORTIONS TO PROVIDE A GUIDE MEANS FOR INSERTING THE OPPOSITE FACING MEMBERS
Claim 2
Dependent Claim
158 words
A CHANNEL ADAPTED TO FORM THE EDGE PORTIONS OF A DOOR OR THE LIKE INCLUDING OPPOSITE FACING MEMBERS AND A FOAMED IN PLACE PLASTIC-LIKE CORE BETWEEN THE FACING MEMBERS, THE CHANNEL COMPRISING AN ELONGATED INTEGRAL METALLIC BODY INCLUDING A WEB PORTION AND OPPOSITE LEG PORTIONS PROJECTING IN THE SAME DIRECTION FROM THE OPPOSITE SIDES OF THE WEB PORTION, AND TWO ELONATED FLANGES PROJECTING INWARDLY AT AN OBLIQUE ANGLE FROM THE INTERNAL SIDES OF SAID LEG PORTIONS IN A DIRECTION GENERALLY OPPOSITE SAID WEB PORTION, SAID FLANGES AND SAID LEG PORTIONS THEREBY FORMING RECESSES DIMENSIONED TO RECEIVE MARGINAL PORTIONS OF THE FACING MEMBERS WITH THE FACING MEMBERS ENGAGING THE INTERNAL SIDES OF SAID LEG PORTIONS AND WITH PORTIONS OF THE CORE LOCATED BETWEEN THE MARGINAL PORTIONS OF THE FACING MEMBERS AND FLANGES, SAID FLANGES PROJECTING LINEARLY FROM SAID PORTIONS AND SUFFICIENTLY BEYOND LONGITUDINAL EDGES OF SAID LEG PORTIONS TO PROVIDE A GUIDE MEANS FOR INSERTING THE OPPOSITE FACING MEMBERS
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |