United States Patent 3,454,701: A Detailed Analysis of Scope, Claims, and Patent Landscape
Introduction
United States Patent 3,454,701, titled "2-(Phenyl-Amino)-1,3-Diazacyclopentene," is a patent that has significant implications in the field of organic chemistry and pharmaceuticals. This analysis will delve into the scope, claims, and the broader patent landscape surrounding this invention.
Background and Inventors
The patent was granted on October 8, 1969, to the inventors associated with the American Cyanamid Company. This period was marked by intense research in synthetic organic chemistry, particularly in the development of new compounds with potential therapeutic applications[2].
Scope of the Patent
The patent describes the synthesis and properties of 2-(phenyl-amino)-1,3-diazacyclopentene, a compound belonging to the diazacyclopentene class. This compound is of interest due to its potential biological activity and synthetic versatility.
Chemical Structure and Synthesis
The patent details the chemical structure of the compound and outlines several methods for its synthesis. The synthesis involves the reaction of specific precursors to form the desired diazacyclopentene ring system. This is crucial as it provides a clear pathway for other researchers and manufacturers to replicate the compound[2].
Properties and Uses
The patent discusses the physical and chemical properties of the compound, including its stability, reactivity, and potential applications. The compound is noted for its potential use in pharmaceuticals, particularly in the development of new drugs with various therapeutic effects.
Claims of the Patent
The claims section of the patent is critical as it defines the scope of protection granted to the inventors.
Independent Claims
The patent includes several independent claims that describe the compound itself, its synthesis, and its use. For example, Claim 1 might describe the compound 2-(phenyl-amino)-1,3-diazacyclopentene, while subsequent claims detail specific methods of synthesis and potential applications[2].
Dependent Claims
Dependent claims further narrow down the scope by specifying particular aspects of the compound or its synthesis. These claims often build upon the independent claims, providing additional details that are considered novel and non-obvious.
Patent Landscape Analysis
To understand the significance of this patent, it is essential to analyze the broader patent landscape in the field of organic chemistry and pharmaceuticals.
Prior Art and Related Patents
Several patents preceding and following U.S. Patent 3,454,701 are relevant. For instance, patents such as U.S. Patents 3,065,143 and 3,427,378, which also deal with related benzeneamines, provide context to the development of this specific compound[4].
Global Dossier and International Patent Offices
The Global Dossier service provided by the USPTO allows users to view the patent family for this specific application, including related applications filed at participating IP Offices. This helps in understanding how this patent fits into the global intellectual property landscape[1].
Patent Landscape in Organic Chemistry
The late 1960s and early 1970s saw a surge in patent filings related to synthetic organic chemistry. This period was characterized by significant advancements in the synthesis of complex organic compounds, many of which had potential therapeutic applications. U.S. Patent 3,454,701 is part of this larger trend, reflecting the ongoing efforts to discover and develop new compounds with biological activity[3].
Impact on Industry and Research
The issuance of U.S. Patent 3,454,701 had several implications for the industry and research community.
Pharmaceutical Development
The compound described in the patent has potential applications in the development of new pharmaceuticals. This patent, along with others in the same field, contributed to the advancement of drug discovery and development processes.
Research and Innovation
The detailed synthesis methods and properties described in the patent served as a foundation for further research. Scientists and researchers could build upon this work to explore new compounds and applications, driving innovation in the field.
Current Status and Expiration
U.S. Patent 3,454,701 has long since expired, as patents typically have a term of 17 years from the date of grant or 20 years from the earliest filing date, depending on the jurisdiction and the time of filing. Despite its expiration, the patent remains an important part of the public domain, providing valuable information for current and future research.
Conclusion
U.S. Patent 3,454,701 is a significant contribution to the field of organic chemistry and pharmaceuticals. The detailed analysis of its scope, claims, and the broader patent landscape highlights its importance in the development of new compounds and therapeutic agents.
Key Takeaways
- Compound and Synthesis: The patent describes the synthesis and properties of 2-(phenyl-amino)-1,3-diazacyclopentene.
- Claims: The patent includes independent and dependent claims that define the scope of protection.
- Patent Landscape: The patent is part of a larger trend in synthetic organic chemistry and pharmaceutical development.
- Impact: The patent contributed to advancements in drug discovery and served as a foundation for further research.
- Current Status: The patent has expired but remains a valuable resource in the public domain.
FAQs
Q: What is the main compound described in U.S. Patent 3,454,701?
A: The main compound is 2-(phenyl-amino)-1,3-diazacyclopentene.
Q: When was U.S. Patent 3,454,701 granted?
A: The patent was granted on October 8, 1969.
Q: What are the potential applications of the compound described in the patent?
A: The compound has potential applications in the development of new pharmaceuticals.
Q: How does the Global Dossier service relate to this patent?
A: The Global Dossier service allows users to view the patent family for this specific application, including related applications filed at participating IP Offices.
Q: Is U.S. Patent 3,454,701 still in force?
A: No, the patent has expired as it was granted over 50 years ago.
Sources
- USPTO - Search for patents: https://www.uspto.gov/patents/search
- Unified Patents - US-3454701-A: https://portal.unifiedpatents.com/patents/patent/US-3454701-A
- IP Checkups - Patent Landscape Analysis: https://www.ipcheckups.com/patent-landscape-analysis-how-to-5-steps/
- Justia Patents - U.S. Pat. No. 5869100: https://patents.justia.com/patent/5869100
