Is it legal for a government/company to own a patent?
In the U.S., it is absolutely legal for a company to own and enforce a patent. Every invention must, of course, have inventors (which must be real persons).
According to the following page, the U.S. government owned 47,220 patents between 1969 and 2008, most assigned to the U.S. Navy:
Don't worry, the USPTO Examiner's weren't born yesterday. You'll find these types of patent applications in the historical patent literature as well, and the modern examination rules account for this.
This patent application received a Final Rejection on March 27, 2015 and was listed as Abandoned on October 10, 2015 (refer to USPTO Public Pair, search on ...
Regarding patents on the technology behind the vaccines, I found this on PatentlyO
The components of the new mRNA vaccines of Pfizer, Moderna, CureVac and others are heavily patented. There are 2 main estates: 1. the modified mRNA estate held by UPenn; 2. the lipid nanoparticle components held by Arbutus, Moderna, Acuitas and others. Most patents have been ...
Patent applications typically publish 18 months after filing. Since vaccine's specific to COVID-19 were started within the last year, it is likely that a patent application hasn't yet published. Reports of patent protection are probably related the the underlying mRNA technologies developed by BioNTech.
However, you can search the patent literature for items ...
Why exhaustively list combinations for a drug?
It could be to prevent others from patenting these combinations, or to establish that they thought of these combinations first.
To be patentable, an invention must be novel, useful, and not obvious (sorry for yelling). By literally writing out the drugs that the compound can be used for, the ...
Yes, Therapeutic methods are patentable as long as there is no prior art disclosure of such method and has supported scientific data.
Therapeutic methods are patentable only in few jurisdictions, US patent system allow therapeutic method claims but Indian and Swiss jurisdictions don't allow please check does your jurisdiction allows such patents.
So your question actually raises two issues, which I will cover separately.
Can I patent a genetically modified animal?
In the US, it has long been practice to allow claims to non-human animals. A clear statement of this is at MPEP § 2105:
[From 1987,] the Patent and Trademark Office would now consider nonnaturally occurring, nonhuman ...
Can this medicine be patented?
Yes. You have said your medicine is new. Given there is no current cure, the medicine is likely non-obvious too. Because of this, your medicine itself could likely be patented. In addition, if the method for producing it is also new and non-obvious (which is likely true for the same reasons), the method could also be patented.
Patent protection is defined by claims, if your device is having all components of patented one then you will be infringing it. Now if patent is active in US then you cannot do said claimed activity in US.
i doubt that personal use comes under bolar provisions.
Even if you use personal design and not the drawing provided in patent and claims cover your ...