US3855747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deck construction
Assignee: Amcol International Corp
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Filing: 1973-12-03
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Granted: 1974-12-24
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Expires: 1993-12-03
Abstract
Abstract There is provided an improved system for use on structural roof decks between the structural deck and the wear surface or other overlay to prevent leakage through the deck. The deck construction includes a plurality of preformed one-piece shallow pans, which may be of molded fiber glass or other semirigid or rigid material. Suitable coping is provided over the confronting flanges of adjacent panels. Filler material is nested in the panels and a continuous wear surface overlays the pans, coping, and filler material.
Inventors
- 👤 M Langan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:48
CPC Classifications
E; E04; E04D; E04D11/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
55 words
A waterproof deck construction for use on a structural deck comprising a plurality of preformed one-piece shallow pans each having upstanding peripheral flanges and in close, spaced apart relation, coping joining the confronting flanges of adjacent panels, filler material nested in said pans, and a continuous wear surface overlying said pans, coping and filler material.
Claim 2
Dependent Claim
55 words
A waterproof deck construction for use on a structural deck comprising a plurality of preformed one-piece shallow pans each having upstanding peripheral flanges and in close, spaced apart relation, coping joining the confronting flanges of adjacent panels, filler material nested in said pans, and a continuous wear surface overlying said pans, coping and filler material.
Claim 3
Dependent Claim
24 words
A waterproof deck construction as set forth in claim 1 and including caulking in the spaces defined by the confronting flanges of adjacent panels.
Claim 4
Dependent Claim
27 words
A waterproof deck construction as set forth in claim 1 wherein said coping includes a preformed one-piece corner coping and interconnecting coping strips between said corner copings.
Claim 5
Dependent Claim
26 words
A waterproof deck construction as set forth in claim 3 and including coping joiner covering the joints between said corner copings and said interconnecting coping strips.
Claim 6
Dependent Claim
23 words
A waterproof deck construction as set forth in claim 3 wherein said coping is of generally inverted U-shape telescoped over said confronting flanges.
References Cited (Backward Citations)
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Cited
US2175070A
Cited
US2388968A
Cited
US2864324A
Cited
US2874652A
Cited
US3122073A
Cited
US3298150A
Cited
US3373537A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-23 | 1978-06-24 | 1978-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-23 | 1982-06-24 | 1982-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-23 | 1986-06-24 | 1986-12-24 | $7700.00 | Window Closed / Lapsed |