Patents and Patent Law

Sodium metabisulfite does not have a strict expiration date, but it can lose potency over time. When stored in a cool, dry place in a tightly sealed container, it can remain effective for several years. However, it's advisable to check for any changes in color, odor, or clumping before use, as these can indicate degradation. Always refer to packaging for specific storage and usage recommendations.

The value of a John Tams patented 'ye olde willow' bowl can vary significantly based on factors such as its condition, rarity, and market demand. Typically, these bowls are sought after by collectors of pottery and antiques, and prices can range from a few hundred to over a thousand dollars. For a precise valuation, it's best to consult an appraiser or check recent sales of similar items.

The CPT code for the repair of a patent ductus arteriosus (PDA) by division in a patient aged 16 years is typically 33730. This code specifically refers to the surgical procedure for ligation or division of the ductus arteriosus. It's important to confirm the appropriate coding with current coding guidelines and specific clinical details.

Yes, lubricants can expire. Most lubricants have a shelf life, typically indicated by an expiration date on the packaging. Over time, lubricants may degrade in quality, losing their effectiveness or becoming less safe to use. It's best to check the expiration date and store lubricants in a cool, dry place to maximize their longevity.

Patent 3176475 was issued on April 4, 1965. It relates to a specific invention or technology as detailed in the patent documentation. If you need more information about the invention itself, I can provide a summary or further details.

A patent number on a ring indicates that the design or utility of the ring is protected by a patent, granting the owner exclusive rights to that design or feature. This means that others cannot legally produce, sell, or use the patented design without permission. It often signifies that the ring has unique characteristics that distinguish it from standard designs. The presence of a patent number can also add to the item's value and authenticity.

The U.S. Patent US7198789B2, titled "Method and System for Providing a Web-Based Auction," was issued to eBay Inc. on April 3, 2007. This patent covers technology related to online auction platforms, specifically methods for facilitating auctions over the internet. For the most current and detailed information, you can refer to the United States Patent and Trademark Office (USPTO) database.

To determine the expiration date of a lease, you would typically need to refer to the lease agreement itself, which should specify the end date. If you do not have access to that document, check for any communication from your landlord or property management regarding the lease terms. If you still cannot find the information, consider contacting them directly for clarification.

The U.S. Patent and Trademark Office (USPTO) is responsible for granting patents for inventions and registering trademarks for brands. Its primary functions include examining patent applications to determine their eligibility, ensuring that trademarks are distinct and not similar to existing marks, and maintaining official records of patents and trademarks. Additionally, the USPTO promotes innovation by providing resources and guidance to inventors and businesses. The office also plays a role in educating the public about intellectual property rights.

Calotren, like many dietary supplements, may have an expiration date or a "best by" date indicated on the packaging. While it may not necessarily become harmful after that date, its effectiveness could diminish over time. It's best to check the packaging for specific information and consult with a healthcare professional if you have concerns about using expired supplements.

The exercise machine you're referring to might be the Vita, which was indeed manufactured in Detroit by Knott and Garllus during the 1920s. This device was part of a trend in that era promoting physical fitness and home exercise equipment. The specifics of its design and functionality aren't widely documented, but it likely aimed to offer a convenient way for people to engage in physical activity at home. If you're looking for more detailed historical information, vintage fitness equipment collectors or archives might have more insights.

Patent ductus arteriosus (PDA) is a congenital heart defect characterized by the persistence of the ductus arteriosus, a blood vessel that connects the pulmonary artery to the aorta, which normally closes shortly after birth. If it remains open, it can lead to increased blood flow to the lungs and heart, potentially causing heart failure, respiratory issues, and other complications. Treatment options include medication, catheter-based procedures, or surgery to close the ductus. Early diagnosis and management are crucial for preventing long-term health problems.

The iPhone 5 itself does not have a single patent number, as it is a product that incorporates numerous patents covering various technologies and designs. Apple holds thousands of patents related to the iPhone. For specific features or technologies within the iPhone 5, one would need to reference individual patents, which can be found through the United States Patent and Trademark Office (USPTO) or similar patent databases.

There are numerous patents related to GPS technology, covering a wide range of applications and enhancements. For example, patent US20070261757A1 focuses on a method for improving GPS signal accuracy in urban environments by utilizing additional data sources. Another notable patent, US20100111048A1, outlines a system for integrating GPS with other navigational aids, enhancing reliability and precision. Additionally, patents exist for advancements in GPS receivers and algorithms aimed at reducing power consumption and increasing location accuracy.

The camera that George Eastman created to accompany his roll film was called the Kodak camera. Introduced in 1888, it was a revolutionary device that popularized photography by allowing users to take pictures without needing to understand the complexities of the process. The slogan "You press the button, we do the rest" emphasized its user-friendly design and the convenience it offered to amateur photographers.

As of recent data, women hold approximately 12-13% of all U.S. patents. This percentage has been gradually increasing over the years, reflecting growing participation of women in innovation and patenting activities. Efforts to support women inventors and address gender disparities in STEM fields are contributing to this trend.

Patent Ductus Arteriosus (PDA) can lead to several complications if not treated, including heart failure, pulmonary hypertension, and increased risk of respiratory infections. The abnormal blood flow can overload the heart and lungs, leading to symptoms like breathlessness and fatigue. Over time, untreated PDA may also result in damage to the heart and lungs, impacting overall health and development, particularly in premature infants. Early diagnosis and intervention are crucial to prevent these serious outcomes.

Patent 200030095096 pertains to a method or apparatus related to a specific technological innovation. However, without additional context or access to the patent database, I cannot provide the exact details of its contents or purpose. You may want to consult a patent database or legal resource for precise information on this patent.

Caverject Impulse, which contains the active ingredient alprostadil, is a medication used for erectile dysfunction. The patent for Caverject Impulse has expired, allowing for the potential entry of generic versions into the market. However, it's important to check specific patent details and any associated exclusivities that might affect availability. For the most accurate and current information, consulting a legal or pharmaceutical database is recommended.

The item patented in 1999 that allows children and Richard Gere to keep their gerbils and hamsters close is the "pet holder" or "pet pouch." This invention provides a secure, comfortable way to carry small pets, allowing for interaction and companionship. The design typically features a small pouch or compartment for the pet, making it convenient for on-the-go pet owners.

Ice itself does not expire, as it is simply frozen water. However, over time, ice can develop freezer burn or absorb odors from the freezer, which can affect its taste and quality. It's best to use ice within a few months for optimal freshness, but it remains safe to consume indefinitely as long as it has been stored properly.

Yes, the first practical arc lamp was patented by Sir Humphry Davy in 1809. Davy's invention was based on his earlier experiments with electricity and carbon arcs, which produced light by passing an electric current through two carbon electrodes. However, the commercial development of arc lamps came later, with other inventors enhancing the design and functionality.

Sarah Boone patented her design for an improved ironing board on April 26, 1892. Her invention aimed to enhance the efficiency of ironing clothes, particularly women's garments, by providing a more convenient and effective surface. Boone's design featured a narrow, curved shape that allowed for easier ironing of sleeves and other fitted areas.

Kieselsol, a colloidal silica solution, does not have a specific expiration date but can degrade over time. If stored properly in a cool, dry place and kept sealed, it may remain effective for several years. However, it's best to check for any changes in appearance or consistency before use. Always refer to the manufacturer's guidelines for the best storage practices and any specific recommendations.

Gentian violet can expire due to factors like exposure to light, air, and moisture, which can degrade its chemical stability. Additionally, changes in pH or contamination from improper handling can also affect its effectiveness. As a dye and antiseptic, it may lose potency over time, making it less effective for its intended use. Always check the expiration date and store it properly to ensure its efficacy.