Toilet bowl cleaning tablet
US6124251A · kind A · utility
17Cited by
20References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 11, 1998 |
| Grant date | Sep 26, 2000 |
| Priority date | — |
| Expiry date | Jun 11, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D7/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A cleaning formulation, in tablet form, capable of providing a metered release of cleaning active while immersed in the tank of a toilet. The tablet comprises greater than about 85 to 99 weight percent of a halohydantoin plus about 1 to 15 weight percent of a longevity aid comprising boric acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.