Patent US3982735A successfully refreshed from Google Patents.
US3982735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dismantable and directable rail or balustrade
Assignee: Individual
•
Filing: 1973-11-21
•
Granted: 1976-09-28
•
Expires: 1993-11-21
Abstract
Abstract A balustrade of great length comprised of first elements secured to a series of posts along the path the balustrade is to follow, said elements having interengaging components with plastic rail members spanning the distance between posts and said rail members having their adjacent ends spaced from one another.
Inventors
- 👤 Gilbert P. Fornells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:09
CPC Classifications
B; B63; B63B; B63B17/00; B63B17/04; E; E01; E01F; E01F15/00; E01F15/02; E01F15/04; E01F15/0453; E04; E04F; E04F11/00; E04F11/18; E04F11/181; E04F11/1836
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
90 words
A dismantable elongated rail assembly comprising a rail for attachment to a series of supporting elements spaced from each other, mounting means secured to each of said elements, a rail extending between said elements each having first and second ends, interengaging means on said mounting means and said rail for securing successive rails to said mounting means, said interengaging means comprising at least a pair of spaced projections on said mounting means, spaced grooves in said rail for mating with said projections and said projections being snapfitted into said grooves.
Claim 2
Dependent Claim
90 words
A dismantable elongated rail assembly comprising a rail for attachment to a series of supporting elements spaced from each other, mounting means secured to each of said elements, a rail extending between said elements each having first and second ends, interengaging means on said mounting means and said rail for securing successive rails to said mounting means, said interengaging means comprising at least a pair of spaced projections on said mounting means, spaced grooves in said rail for mating with said projections and said projections being snapfitted into said grooves.
Claim 3
Dependent Claim
38 words
The rail of claim 1 wherein a gap is defined between the first end of one rail and the second end of another successive rail secured to said mounting means, and including a cover for concealing said gap.
Claim 4
Dependent Claim
14 words
The rail of claim 2 wherein said cover is snug fitted over said rail.
Claim 5
Dependent Claim
23 words
The rail of claim 1 wherein said mounting means includes mounting plates attached to said elements, said mounting plates being comprised of plastic.
Claim 6
Dependent Claim
31 words
The rail of claim 1 having a second mounting plate affixed to the opposite side of said first plate to also receive a rail to thereby form a double rail assembly.
Claim 7
Dependent Claim
35 words
The rail of claim 1 wherein said projection and said groove are circular in cross section, with said groove being defined by inner wall portions of said rail, said wall portions snugly engaging said projection.
Claim 8
Dependent Claim
13 words
The rail of claim 1 wherein said rail is of a plastic material.
Claim 9
Dependent Claim
22 words
The rail of claim 1 wherein said reinforcing means are plural webs extending longitudinally of said rail and transversely of each other.
Claim 10
Dependent Claim
20 words
The rail of claim 8 wherein said rail is of a plastic material and said webs are formed integrally therewith.
Claim 11
Dependent Claim
24 words
The rail of claim 9 wherein webs divide said rail into a series of compartments and said compartments are filled with an expanded plastic.
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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) | 1979-09-28 | 1980-03-29 | 1980-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-28 | 1984-03-29 | 1984-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-28 | 1988-03-29 | 1988-09-28 | $7700.00 | Window Closed / Lapsed |