Patent US3211579A successfully refreshed from Google Patents.
Patent US4660888A successfully refreshed from Google Patents.
US4660888A
Expired / Lapsed
US
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Seat cover
Assignee: Tachi S Co Ltd
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Filing: 1985-10-17
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Granted: 1987-04-28
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Expires: 2005-10-17
Abstract
Abstract A seat cover comprises a knitting of a three-dimensional structure conforming in its external shape to that of a seat and including at least main portions, side portions and welt portions integrally knit into a one-piece form. The knitting further includes integrally knit portions covering overhang portions and corner portions of the seat and/or rear and bottom portions of a front back of the seat.
Inventors
- 👤 Muneharu Urai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:05
CPC Classifications
A; A47; A47C; A47C31/00; A47C31/10; A47C31/11
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
57 words
A seat cover comprising a knitting of a three-dimensional structure conforming in its shape to the external shape of a cushion member and including at least main portions, side portions and welt portions integrally knit into a one-piece form without sewing, said structure further including integrally knit portions covering overhang portions and corner portions of the seat.
Claim 2
Dependent Claim
57 words
A seat cover comprising a knitting of a three-dimensional structure conforming in its shape to the external shape of a cushion member and including at least main portions, side portions and welt portions integrally knit into a one-piece form without sewing, said structure further including integrally knit portions covering overhang portions and corner portions of the seat.
Claim 3
Dependent Claim
18 words
A seat cover as claimed in claim 1, wherein various decorative patterns are locally formed by pattern knitting.
Claim 4
Dependent Claim
21 words
A seat cover as claimed in claim 1, wherein threads of different colors and sizes are knit to locally form characters.
Claim 5
Dependent Claim
42 words
A seat cover as claimed in claim 1, wherein buttonhole hemstitching is applied to the hem of a hole of said knitting where a rod for connection to a head rest of the seat or an actuating handle extends through said cover.
Claim 6
Dependent Claim
34 words
A seat cover as claimed in claim 1, wherein the parts of said cover corresponding to a front cushion and a front back of the seat respectively are joined together as by machine sewing.
Claim 7
Dependent Claim
28 words
A seat cover as claimed in claim 1, wherein said cover is configured into the three-dimensional shape by joint use of a knit fabric and a woven fabric.
Claim 8
Dependent Claim
49 words
A seat cover as claimed in claim 1 where the cushion member has sharply changing curved surfaces in the overhang and corner portions thereof and angular turnbacks formed by stitching are provided in corresponding portions of the seat cover to have the seat cover snuggly engage the cushion member.
Claim 9
Dependent Claim
25 words
A seat cover as claimed in claim 1 wherein said welts are eliminated and replaced by channels formed on a part of said main portion.
Claim 10
Dependent Claim
70 words
A seat cover comprising a knitting of a three-dimensional structure conforming in its shape to the external shape of a cushion member and including at least main portions, side portions and welt portions integrally knit into a one-piece form without sewing, said structure further including integrally knit portions covering overhang portions and corner portions of a seat base and front and back portions of a front back of the seat.
Claim 11
Dependent Claim
70 words
A seat cover comprising a knitting of a three-dimensional structure conforming in its shape to the external shape of a cushion member and including at least main portions, side portions and welt portions integrally knit into a one-piece form without sewing, said structure further including integrally knit portions covering overhang portions and corner portions of a seat base and front and back portions of a front back of the seat.
Claim 12
Dependent Claim
18 words
A seat cover as claimed in claim 9, wherein the welt portions are locally formed by pattern knitting.
Claim 13
Dependent Claim
22 words
A seat cover as claimed in claim 9, wherein threads of different colors and sizes are knit to locally form decorative patterns.
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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) | 1990-04-27 | 1990-10-27 | 1991-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-04-27 | 1994-10-27 | 1995-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-04-27 | 1998-10-27 | 1999-04-28 | $7700.00 | Window Closed / Lapsed |