US3741260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyester meat shroud
Assignee: Monsanto Co
•
Filing: 1971-06-23
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Granted: 1973-06-26
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Expires: 1991-06-23
Abstract
Abstract Nonswelling nonwicking meat shrouds of high tenacity polyethylene terephthalate staple fibers with inherently low moisture regain provide superior conductivity while conditioning meat carcasses in the chilling stages without excessive dehydration.
Inventors
- 👤 W Kocay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:41
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/20; D03D15/283; D03D15/50; D03D15/573; D10; D10B; D10B2331/00; D10B2331/02; D10B2331/04; D10B2401/00; D10B2401/02; D10B2401/06; D10B2401/063; D10B2505/00; D10B2505/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
16 words
The meat shroud of claim 1 wherein the skewer strength is at least about 85 pounds.
Claim 2
Dependent Claim
22 words
The meat shroud of claim 1 wherein the grab strength is at least about 150 pounds in both warp and fill direction.
Claim 3
Dependent Claim
14 words
The meat shroud of claim 1 wherein the staple length is about 4 inches.
Claim 4
Dependent Claim
173 words
Meat shrouds comprising fabric, a substantial portion of which comprises spun yarn, a substantial portion of which comprises a manufactured fiber in which the fiber-forming substance is a long-chain synthetic polymer composed of at least 85 percent by weight of an ester of a dihydriC alcohol and terephthalic acid, said fibers being characterized by: a. a denier of from about 5 to 8; b. a tenacity of at least about 6 gpd; c. a moisture regain of about 0.4; said spun yarn characterized by: a. a staple length of at least about 4 inches; b. an elongation of about 15 percent; c. a shrinkage of about 5.5 percent; said fabric being characterized by; a. a percentage of absorbency of about 97-140; b. a skewer strength of at least about 85 pounds; c. a grab strength of at least about 150 pounds in both warp and fill direction; d. a residual boiling water shrinkage of about 2 percent; e. a Wyzenbeek abrasion strength retention (warp) after 300 cycles of at least about 50 percent.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |