Patents
US patents through Dec 31, 2025 · PatentsView, from the USPTO’s Open Data Portal · read Oct 27, 2026
24 patents granted to the 2 names below, as the owner printed on each patent when it was granted. A later sale, a lapse or an expiry is not read, so this is what was granted to Argan, Inc’s names, not what it holds today.
Patents granted
24
23 utility, 1 design, 1976 to Dec 31, 2025
Granted in 2025
none
in the last year the record reads
Applications published
0
since 2001, to Dec 31, 2025
Names they are printed under
2
a subsidiary, a former name
By yearGrantedApplications published
'76'78'79'80'86'87'88'89'90'92'01'02'03
Each pair is one calendar year. Applications are published about eighteen months after filing, so the newest years read low.
Under which name2 counted
THE ROBERTS BV a subsidiary
US, as the owner printed on each patent. 1 more under the same name are not counted (printed in BE)
0 publishedPuroflow Incorporated a former name
US, as the owner printed on each patent
0 publishedNames not counted (1)
The Roberts Company, Inc.
Most of its patents print BE; this name counts in US. 0 granted and 1 published under it are not counted.
Newest grantseach row opens the USPTO’s own copy
| Granted | Patent | Title | Field | Owner as printed |
|---|
| Oct 14, 2003 | 6,632,306 | Method and apparatus for splicing drip irrigation tape | Other special machines | THE ROBERTS BV |
| Jul 8, 2003 | 6,588,680 | Spray device for irrigation | Chemical engineering | THE ROBERTS BV |
| Oct 8, 2002 | 6,460,786 | Drip irrigation tape with indicia | Other special machines | THE ROBERTS BV |
| Nov 20, 2001 | D450,550 | Flow channel for drip irrigation with biased cavity | | THE ROBERTS BV |
| Nov 24, 1992 | 5,166,527 | Ultraviolet lamp for use in water purifiers | Electrical machinery, apparatus, energy | Puroflow Incorporated |
| Nov 20, 1990 | 4,971,515 | Apparatus for moving individual sheets from a stack of sheets | Handling | THE ROBERTS BV |
| Nov 28, 1989 | 4,883,558 | Method and apparatus for bonding pairs of mold shells into molds | Materials, metallurgy | THE ROBERTS BV |
| Jul 11, 1989 | 4,846,073 | Selective delivery arrangement for self propelled pallet vehicles | Transport | THE ROBERTS BV |
| Jun 6, 1989 | 4,836,269 | Forming apparatus having catalyst introduction simultaneous with sand injection | Materials, metallurgy | THE ROBERTS BV |
| May 16, 1989 | 4,830,082 | Machine and method for making molds using an activating gas | Materials, metallurgy | THE ROBERTS BV |
A patent is counted where the owner printed on it when it was granted carries the company’s own name, a former name, the name of a subsidiary its annual report lists, or its own name with a patent-holding phrase (Technology Licensing, Intellectual Property and the like), once the legal form, case and punctuation are set aside, and prints a country that name counts in. PatentsView’s data are published under the Creative Commons Attribution 4.0 licence. Source: PatentsView's granted patents and pre-grant publications, disambiguated, from the USPTO's Open Data Portal, through Dec 31, 2025, read Oct 27, 2026.