Either they have licenses for any necessary patents, their valves do not infringe any of those patents (utility or design), or the owners of those patents don't care enough to find infringers and challenge the unauthorized use.
The Camelbak Fourteener is a backpack that contains a built in water storage sleeve. You can drink the water from a tube on the outside of the pack. You can find this product on Amazon.com and, of course, the Camelbak website.
Google Patents is a good source to see how many product patents there are. It is also a good source to apply for one.
In reading the product description, I found that the shipping weight is only 1 pound. It appears that the camelbak cloud walker is the ideal backpack if you are looking for something light and comfortable. Many reviewers prefer it to smaller bags because of the comfort and space.
Conversion
I would call the companies that are looking for your product and pitch to them. I would also call your local inventor workshop in order to find more information of the patents.
As with any product there are a range of online retailers competing for you custom for Camelbak hydration packs, so it is wise to shop around. Camelbak.com itself provides a list of recommended retailers around the world. But competitive prices can be found at places like Amazon.com or specialist sporting goods outlets.
It prevents competitors from legally imitating a product for a period of time.
Patents are not required to sell a product, but if you have something unique and new, you may desire the protection that intellectual property laws offer.
Pure competition companies are companies have no control of the price of their product. Their product is standardized throughout all of the companies selling it. There are large numbers of both buyers and sellers of the product.
No; patents are for inventions and processes. If you are using it as a business or product name, you may register it as a trademark.
Contact the US Patents office. they will send you the forms to fill out and guide you along the way.
In today's era patents are very useful. It relates with the person/agency who does not manufacture the product but deals in selling the products (which can also be called as a dealer) only for the limited time which depends upon the owner of the product. Patents are the form of intellectual property. The patent law varies from country to country i.e according to the national laws. Patents are useful for small scale industries, medium scale industry.