Method and apparatus for making bags

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11752727
APP PUB NO 20210229392A1
SERIAL NO

17231145

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A machine and method for making bags is described and includes a web traveling from an input section to a rotary drum, to an output section. The rotary drum includes at least one seal bar, having a first sealing zone, and an adjacent weakening zone. The weakening zone may be a heated perforator, includes a heating wire, or be disposed to create an auxiliary sealed area. The heating wire can have connected thereto, a source of power that is an adjustable voltage or magnitude, and/or pulsed, and/or a feedback loop. The heating wire ay be an NiCr wire and make intermittent contact with the web and be disposed in an insert. The weakening zone may create a line of weakness that is uniform or varies in intensity, is a separating zone, or includes a heat film, a toothed blade, a row of pins, a source of air, or a source of vacuum. The sealing zones ma include temperature zones, cartridge heaters, cooling air, or hated air, or a source of ultrasonic, microwave or radiative energy.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
CMD CORPORATION2901 EAST PERSHING STREET APPLETON WI 54911

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jansen, Thomas C Appleton, US 21 194
Johnson, Arvid R Appleton, US 9 76
Johnson, Paul A Menasha, US 72 1539
Leitzke, Terry L Hortonville, US 7 72
Prellwitz, Gregory T Black Creek, US 17 131
Radtke, Kenneth C Appleton, US 9 81
Saucier, Christopher A Yarmouth, US 9 78
Sauder, Charles H Appleton, US 17 135
Schmoll, Bradley J Appleton, US 9 72
Selle, Paul A Appleton, US 37 295
Stickney, Michael J Appleton, US 15 90
White, Christopher L Watersmeet, US 15 318

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 12, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 12, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 12, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00