LandOfFree - US Patents - Listing for Flexible bags

Flexible bags – With closure – Closure within bag

Sack from a flexible material and method for its formation

Flexible bags – Wall details – Pleated or gusseted

Sack having outwardly expandable walls

Flexible bags – End structure – Formed by folding bag walls on common fold line and joining...

Sack or bag with bottom portion

Flexible bags – With venting or ventilation means – Fluid circulates between bag plies

Sack, and a method and apparatus for filling, removing air from,

Flexible bags – Convertible

Sack-forming sheet

Flexible bags – Tamper indicating

Safety locking for a bag

Flexible bags – Bag having means to facilitate opening it by severing bag... – Including a separate tearing element which is gripped and...

Sample bag closure device

Flexible bags – Bag having means to facilitate opening it by severing bag... – Including a separate tearing element which is gripped and...

Sample bag closure device

Flexible bags – Bag having means to facilitate opening it by severing bag... – Including a separate tearing element which is gripped and...

Sample bag closure device

Flexible bags – With closure – Closure within bag

Sample bag container

Flexible bags – With closure – Bag walls designed to be rolled together or folded on common...

Sampling bag with enclosed wire ends

Flexible bags – With stacking feature

Sandbag envelope

Flexible bags – With closure – Self-closing type

Sandbag with spring-like self-closing opening

Flexible bags – Bag having means to facilitate opening it by severing bag... – Line of weakness delineates substantially the entire tearing...

Sandwich bag

Flexible bags – Convertible

Sandwich pouch

Flexible bags – With means to facilitate manual separation of flattened bag...

Sanitary handgrip cover

Flexible bags – Lifting or suspending element – Including reinforcement or stress distribution means...

Scrapless collapsible bag with circumferentially spaced reinforc

Flexible bags – With closure – Rib and groove

Seal for zipper-type plastic bags and the like

Flexible bags – With closure – Independent closures for single access opening

Seal system for block cheese