Patent US3783569A successfully refreshed from Google Patents.
US3783569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building construction for forming a ceiling floor
Assignee: Individual
•
Filing: 1970-06-29
•
Granted: 1974-01-08
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Expires: 1990-06-29
Abstract
Abstract A building construction suitable for forming ceiling floor and wall structures comprises spaced pairs of profiled members, each pair consisting of two U-shaped or channel section members arranged back-to-back with their bases adjacent so as to form an I-section member. The profiled members have flanged webs forming edges against which rest intermediate members located between successive pairs of profiled members.
Inventors
- 👤 Y Roussin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:47
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/56; E04B2/58; E04B2/60; E04B2/62; E04B5/00; E04B5/02; E04B5/10; E04B7/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
132 words
A building construction comprising spaced pairs of profiled members forming spaced beams supported in a horizontal manner, each pair comprising two members having a channel section and arranged symmetrically back-to-back with their bases adjacent so as to form an I-section member, the said profiled members each having flanged webs forming edges, perforated plates constituting intermediate members arranged between successive pairs of profiled members and resting against said flanged webs, each said plate having flanges which cooperate with the respective flanged webs supporting each said plate, and a sealed roof arranged over the upper webs of the profiled members, said roof being formed by particulate panels restIng on the upper webs of the profiled members, said panels being covered with a plurality of layers of sealing material and a layer of fine gravel.
Claim 2
Dependent Claim
132 words
A building construction comprising spaced pairs of profiled members forming spaced beams supported in a horizontal manner, each pair comprising two members having a channel section and arranged symmetrically back-to-back with their bases adjacent so as to form an I-section member, the said profiled members each having flanged webs forming edges, perforated plates constituting intermediate members arranged between successive pairs of profiled members and resting against said flanged webs, each said plate having flanges which cooperate with the respective flanged webs supporting each said plate, and a sealed roof arranged over the upper webs of the profiled members, said roof being formed by particulate panels restIng on the upper webs of the profiled members, said panels being covered with a plurality of layers of sealing material and a layer of fine gravel.
Claim 3
Dependent Claim
19 words
Building construction according to claim 1, wherein a layer of heat insulating material is arranged above each intermediate member.
Claim 4
Dependent Claim
19 words
Building construction according to claim 1, wherein a layer of sound insulating material is arranged above each intermediate member.
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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) | 1977-01-07 | 1977-07-09 | 1978-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-07 | 1981-07-09 | 1982-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-07 | 1985-07-09 | 1986-01-08 | $7700.00 | Window Closed / Lapsed |