What do Google Patents listings say about vinblastine/vindoline biosynthesis (US patent application claims)?
I can’t reliably identify the specific US patent application you mean for “vinblastine vindoline biosynthesis” from your prompt alone. Google Patents often has multiple filings that cover different parts of the same pathway (enzymes, gene constructs, engineered hosts, culture methods, extraction/purification, and pathway assembly), and claim language varies a lot between them.
If you share any of the following, I can summarize the exact claims accurately (including independent and dependent claim themes):
- The Google Patents link, or
- The application number (e.g., US 16/xxxxxx), or
- The publication number (e.g., US 20xx/xxxxxxx), or
- The assignee/company name shown on Google Patents, or
- The patent title as shown on Google Patents.
How to find the “claims” section on Google Patents (so you can share the right document)
On Google Patents, open the specific US publication and look for:
- “Claims” tab/section (usually near the middle-lower page)
- “Independent claims” (often labeled “1.” and “claims beginning with ‘A …’ or ‘The method …’”)
- “Dependent claims” (usually indented and start with “The method of claim 1, wherein …”)
If you paste the claim text (even just claim 1 and the next few dependent claims), I can translate it into plain English and map it to what’s actually being claimed.
What claim themes typically appear for vinblastine/vindoline biosynthesis patents
Different filings tend to claim one or more of these elements:
- Engineered enzymes for vindoline and/or vinblastine pathway steps (specific genes/variants, activity and substrate specificity)
- Engineered plant or microbial hosts expressing combinations of pathway genes
- Gene constructs (promoters, targeting sequences, vectors)
- Methods of producing vindoline/vinblastine in culture or in planta
- Conditions for fermentation/cultivation (media components, induction regimes)
- Recovery/purification steps for the target alkaloid from biomass or broth
These themes affect what the claims cover (process claims vs composition claims vs host/genetic claims), so the exact patent document matters.
If you meant a specific known patent family, confirm the publication
People often mix up vinblastine pathway filings with related alkaloid biosynthesis patents (for example, reverse-pathway, pathway-integration, or semi-synthesis of vindoline intermediates). Confirming the exact US publication number avoids pulling the wrong claim set.
Send the Google Patents link and I’ll extract the US claims
Reply with the Google Patents URL or the US publication number you’re looking at, and I’ll:
- Identify the independent claim(s),
- Summarize the claim scope in plain language (what is required, what’s optional),
- Note the main limitations that narrow coverage (host type, enzyme set, genetic constructs, production steps),
- Flag any overlapping/competing filings you should check next.
Source(s)
No specific Google Patents record or DrugPatentWatch.com entry was provided in your request, so I didn’t cite any documents.