The article was alarmist and uninformed. I chose to take a close look at one particular statement: "Unfortunately most patent offices, swamped by applications that can run to thousands of pages ..."
I suppose that patent applications CAN run thousands of pages. But I was curious to find out how long patent applications ACTUALLY are. I looked at the first 100 patent applications published by the USPTO on November 11, 2004. This was my data base. The published patent applications do include drawings, but do not include attachments such as genetic codes - which can be quite lengthy. Examiners don't normally read those lines of code anyway, so the omission should not impact the effort required by an examiner to review a patent application.
Among those 100 published applications, the longest was 68 pages, the shortest was 2 pages. The mean length was 12.9 pages, standard deviation 10.4.
To estimate the frequency of very long patent applications, i.e. "thousands of pages" or at least 2000 pages long, I used a log-normal distribution.* Based on this model: 10% of the app's are more than 23 pages long; 1% of the app's are more than 51 pages long; only 1 in 1000 is more than 89 pages long; and only 1 in 10,000,000 applications is longer than 430 pages.
In other words, it is unlikely that the USPTO ever received a patent application was thousands of pages long.
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*For the statistically inclined, I actually constructed a log-normal distribution on the number of pages - 1, and then added the 1 back in at the end of the analysis. I subtracted 1, because the minimum length of a published application is 2 pages. The USPTO adds a cover sheet. Also, there is no particular reason to assume that the distribution of application lengths closely approximates a log-normal distribution, but given the results, precision is not critical to the analysis.