IP Library Granted Patent US 7,348,052
Granted Patent B2
US 7,348,052 · App. 10/430,227 · Granted Mar 25, 2008

Sandwich wrappers, fast food wrappers, and gum wrappers comprising PLA resin

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Quick Facts
Patent No.
US 7,348,052
App. No.
10/430,227
Granted
Mar 25, 2008
Kind
B2
Abstract

A composite wrap material includes a layer of polyactide (PLA) resin interposed between two layers of cellulosic material.

Claims (12)

1. A composite wrap material, comprising:

two layers each comprising cellulosic material; and

a layer of polylactide (PLA) resin interposed between said two layers.

2. The composite wrap material of claim 1 wherein said layer of polylactide (PLA) resin interposed between said two layers comprises a moisture and vapor barrier to retain taste and aroma of a product to be wrapped by the composite wrap material.

3. The composite wrap material of claim 1 wherein said wrap material comprises one or more layers containing a pigment to provide coloration.

4. A method for making a composite wrap material, comprising;

interposing a polylactide (PLA) resin layer between two paper layers; and

bonding said layers together by passing the same through a laminating apparatus.

5. The method of claim 4 wherein bonding said layers together comprises passing the same through nip rollers of the laminating apparatus.

6. A wrap for wrapping food items, comprising:

first and second cellulosic layers comprising a printed or non-printed paper with a basis weight of 10 to 30 pounds per 3,000 square feet; and

a layer of polylactide (PLA) resin interposed between said cellulosic layers.

Assignments (13)
RELEASE OF SECURITY INTEREST Recorded Mar 6, 2026
From: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (AS SUCCESSOR IN INTEREST TO U.S. BANK NATIONAL ASSOCIATION), AS COLLATERAL AGENT
To: AMPAC FLEXIBLES, LLC; AMPAC FLEXICON, LLC; AMPAC HOLDCO, INC.; AMPAC HOLDINGS, LLC; AMPAC MOBILE HOLDINGS, LLC; AMPAC PACKAGING, LLC; AMPAC PAPER, LLC; AMPAC PLASTICS, LLC; BONITA PACKAGING PRODUCTS, INC.; CEI HOLDINGS, LLC; COATING EXCELLENCE INTERNATIONAL, LLC; GATEWAY PACKAGING COMPANY LLC; JEN-COAT, INC.; MOHAWK NORTHERN PLASTICS, LLC; POLYFIRST PACKAGING, INC.; PROAMPAC HOLDINGS INC.; PROAMPAC ORLANDO INC.; PROAMPAC PG BORROWER LLC; PROAMPAC PG INTERMEDIATE LLC; PROAMPAC REAL ESTATE HOLDINGS LLC; PROAMPAC ROCHESTER LLC; PROLAMINA CORPORATION; PROLAMINA MIDWEST CORPORATION; TRINITY PACKAGING CORPORATION; TULSACK LLC; TWISTED PAPER PRODUCTS, INC.; VITEX PACKAGING, INC.; PAC WORLDWIDE CORPORATION
Reel/Frame 075021/0794 →
RELEASE OF SECURITY INTEREST Recorded Oct 16, 2023
From: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: AMPAC FLEXIBLES, LLC; AMPAC FLEXICON, LLC; AMPAC HOLDCO, INC.; AMPAC HOLDINGS, LLC; AMPAC MOBILE HOLDINGS, LLC; AMPAC PACKAGING, LLC; AMPAC PAPER, LLC; AMPAC PLASTICS, LLC; APC PAPER COMPANY, INC.; APC PAPER COMPANY OF NEW YORK, INC.; BONITA PACKAGING PRODUCTS, INC.; CEI HOLDINGS, LLC; COATING EXCELLENCE INTERNATIONAL, LLC; EL DORADO PACKAGING, INC.; GATEWAY PACKAGING COMPANY LLC; JANNEL MANUFACTURING INC.; JEN-COAT, INC.; MOHAWK NORTHERN PLASTICS, LLC; POLYFIRST PACKAGING, INC.; PRAIRIE STATE IMPRESSIONS, L.L.C.; PROAMPAC HOLDINGS INC.; PROAMPAC ORLANDO INC.; PROAMPAC PG BORROWER, LLC; PROAMPAC PG INTERMEDIATE LLC; PROAMPAC REAL ESTATE HOLDINGS LLC; PROAMPAC ROCHESTER LLC; PROLAMINA CORPORATION; PROLAMINA MIDWEST CORPORATION; TRINITY PACKAGING CORPORATION; TULSACK LLC; TWISTED PAPER PRODUCTS, INC.; VITEX PACKAGING, INC.
Reel/Frame 065239/0079 →
ASSIGNMENT OF INTELLECTUAL PROPERTY SECURITY AGREEMENTS Recorded Oct 6, 2023
From: ANTARES CAPITAL LP, AS PREDECESSOR AGENT
To: JPMORGAN CHASE BANK, N.A., AS SUCCESSOR AGENT
Reel/Frame 065165/0919 →
SECURITY INTEREST Recorded Mar 15, 2023
From: AMPAC FLEXIBLES, LLC; AMPAC FLEXICON, LLC; AMPAC HOLDCO, INC.; AMPAC HOLDINGS, LLC; AMPAC MOBILE HOLDINGS, LLC; AMPAC PACKAGING, LLC; AMPAC PAPER, LLC; AMPAC PLASTICS, LLC; APC PAPER COMPANY, INC.; APC PAPER COMPANY OF NEW YORK, INC.; BONITA PACKAGING PRODUCTS, INC.; CEI HOLDINGS, LLC; COATING EXCELLENCE INTERNATIONAL, LLC; EL DORADO PACKAGING, INC.; GATEWAY PACKAGING COMPANY LLC; JANNEL MANUFACTURING INC.; JEN-COAT, INC.; MOHAWK NORTHERN PLASTICS, LLC; POLYFIRST PACKAGING, INC.; PRAIRIE STATE IMPRESSIONS, L.L.C.; PROAMPAC HOLDINGS INC.; PROAMPAC ORLANDO INC.; PROAMPAC PG BORROWER, LLC; PROAMPAC PG INTERMEDIATE LLC; PROAMPAC REAL ESTATE HOLDINGS LLC; PROAMPAC ROCHESTER LLC; PROLAMINA CORPORATION; PROLAMINA MIDWEST CORPORATION; TRINITY PACKAGING CORPORATION; TULSACK LLC; TWISTED PAPER PRODUCTS, INC.; VITEX PACKAGING, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 063091/0264 →
SECURITY INTEREST Recorded Jan 27, 2021
From: AMPAC FLEXIBLES, LLC; AMPAC FLEXICON, LLC; AMPAC HOLDCO, INC.; AMPAC HOLDINGS, LLC; AMPAC MOBILE HOLDINGS, LLC; AMPAC PACKAGING, LLC; AMPAC PAPER, LLC; AMPAC PLASTICS, LLC; BONITA PACKAGING PRODUCTS, INC.; CEI HOLDINGS, LLC; COATING EXCELLENCE INTERNATIONAL, LLC; GATEWAY PACKAGING COMPANY LLC; JEN-COAT, INC.; MOHAWK NORTHERN PLASTICS, LLC; POLYFIRST PACKAGING, INC.; PROAMPAC HOLDINGS INC.; PROAMPAC ORLANDO INC.; PROAMPAC PG BORROWER LLC; PROAMPAC PG INTERMEDIATE LLC; PROAMPAC REAL ESTATE HOLDINGS LLC; PROAMPAC ROCHESTER LLC; PROLAMINA CORPORATION; PROLAMINA MIDWEST CORPORATION; TRINITY PACKAGING CORPORATION; TULSACK LLC; TWISTED PAPER PRODUCTS, INC.; VITEX PACKAGING, INC.
To: U.S. BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 055139/0731 →
RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT R/F 40997/0052 Recorded Dec 16, 2020
From: ANTARES CAPITAL, LP, AS COLLATERAL AGENT
To: COATING EXCELLENCE INTERNATIONAL, LLC
Reel/Frame 054789/0751 →
PATENT SECURITY AGREEMENT (SECOND LIEN) Recorded Dec 16, 2016
From: COATING EXCELLENCE INTERNATIONAL, LLC
To: ANTARES CAPITAL LP, AS COLLATERAL AGENT
Reel/Frame 040997/0052 →
PATENT SECURITY AGREEMENT (FIRST LIEN) Recorded Dec 16, 2016
From: COATING EXCELLENCE INTERNATIONAL, LLC
To: ANTARES CAPITAL LP, AS COLLATERAL AGENT
Reel/Frame 040997/0001 →
RELEASE OF SECURITY INTEREST Recorded Nov 18, 2016
From: ROYAL BANK OF CANADA
To: COATING EXCELLENCE INTERNATIONAL, LLC
Reel/Frame 040368/0810 →
RELEASE OF SECURITY INTEREST Recorded Nov 18, 2016
From: ROYAL BANK OF CANADA
To: COATING EXCELLENCE INTERNATIONAL, LLC
Reel/Frame 040368/0947 →
RELEASE OF SECURITY INTEREST Recorded Dec 30, 2015
From: BMO HARRIS BANK, N.A., SUCCESSOR BY MERGER TO M&I MARSHALL & ILSLEY BANK
To: COATING EXCELLENCE INTERNATIONAL, LLC
Reel/Frame 037384/0450 →
SECURITY INTEREST Recorded Dec 22, 2015
From: COATING EXCELLENCE INTERNATIONAL, LLC
To: ROYAL BANK OF CANADA, AS THE COLLATERAL AGENT
Reel/Frame 037348/0723 →
SECURITY INTEREST Recorded Dec 22, 2015
From: COATING EXCELLENCE INTERNATIONAL, LLC
To: ROYAL BANK OF CANADA, AS THE COLLATERAL AGENT
Reel/Frame 037349/0016 →