US4167604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulation material comprising a mixture of down and synthetic fiber staple
Assignee: Authentic Fitness Products Inc
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Filing: 1978-06-30
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Granted: 1979-09-11
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Expires: 1998-06-30
Abstract
Abstract An improved thermal insulation material comprising a carded web containing at least 10% natural down, the balance being crimped, hollow polyester staple. The carded web is uniformly impregnated with a thermosetting resin to form a bat which is employed as a filler for garments, sleeping bags and the like.
Inventors
- 👤 William E. Aldrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:03
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/02; A; A47; A47G; A47G9/00; A47G9/02; A47G9/0207; D04H1/40; D04H1/42; D04H1/4326; D04H1/435; D04H1/4391; D04H1/43914; D04H1/43918; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2904; Y10T428/2907
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
38 words
A thermal insulation material comprising a batting, said batting being formed from a carded web containing at least 10 wt.% natural down and a synthetic fiber staple, said synthetic fiber staple being formed from crimped, hollow polyester fibers.
Claim 2
Dependent Claim
38 words
A thermal insulation material comprising a batting, said batting being formed from a carded web containing at least 10 wt.% natural down and a synthetic fiber staple, said synthetic fiber staple being formed from crimped, hollow polyester fibers.
Claim 3
Dependent Claim
14 words
The material of claim 1, further including a thermosetting resin being uniformly dispersed therein.
Claim 4
Dependent Claim
13 words
The material of claim 2, wherein said thermosetting resin is trimethylol melamine formaldehyde.
Claim 5
Dependent Claim
17 words
The material of claim 2, wherein the resin constitutes 5 to 10 wt.% of the finished material.
Claim 6
Dependent Claim
80 words
A thermal insulation material comprising a treated batting, said batting being formed from a carded web, said web being a mixture of 10 to 50 wt.% natural down and 90 to 40 wt.% of a crimped polyester fiber staple having an average length of 11/8 to 21/2 inches, said polyester fiber staple being formed from hollow filaments having a denier of 3 to 6 per filament, said batting being formed by uniformly impregnating said carded web with a thermosetting resin.
Claim 7
Dependent Claim
80 words
A thermal insulation material comprising a treated batting, said batting being formed from a carded web, said web being a mixture of 10 to 50 wt.% natural down and 90 to 40 wt.% of a crimped polyester fiber staple having an average length of 11/8 to 21/2 inches, said polyester fiber staple being formed from hollow filaments having a denier of 3 to 6 per filament, said batting being formed by uniformly impregnating said carded web with a thermosetting resin.
Claim 8
Dependent Claim
14 words
The insulation material of claim 5, wherein the thermosetting resin is trimethylol melamine formaldehyde.
Claim 9
Dependent Claim
20 words
The insulation material of claim 6, wherein said thermosetting resin is applied to said webbing as a curable aqueous solution.
Claim 10
Dependent Claim
20 words
The insulating material of claim 6, wherein said formaldehyde resin constitutes 8 wt.%, on a solids basis, of the batting.
Claim 11
Dependent Claim
63 words
A thermal insulation material comprising a treated batting, said batting being formed from a carded web, said web containing at least 10 wt.% natural down and a polyester fiber staple, said polyester fiber staple being formed from hollow filaments having a denier of 3 to 6 per filament, said batting being formed by uniformly impregnating said carded web with trimethylol melamine formaldehyde resin.
Claim 12
Dependent Claim
63 words
A thermal insulation material comprising a treated batting, said batting being formed from a carded web, said web containing at least 10 wt.% natural down and a polyester fiber staple, said polyester fiber staple being formed from hollow filaments having a denier of 3 to 6 per filament, said batting being formed by uniformly impregnating said carded web with trimethylol melamine formaldehyde resin.
References Cited (Backward Citations)
US3772137A
Cited
US4040371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-09-10 | 1983-03-12 | 1983-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-09-10 | 1987-03-12 | 1987-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-09-10 | 1991-03-12 | 1991-09-11 | $7700.00 | Window Closed / Lapsed |