US3705103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stain-removing solid cleansers
Assignee: FMC Corp
•
Filing: 1970-12-31
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Granted: 1972-12-05
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Expires: 1990-12-31
Abstract
Abstract SOLID CLEANERS FOR NONMETALLIC SURFACES SUCH AS CERAMIC AND "FORMICA," WHICH CAN BE USED TO REMOVE STAINS FROM SUCH SURFACES, ARE MADE WITH THE OXIDIZING CONSTITUENT THEREOF BEING A WATER-SOLUBLE PEROXYDIPHOSPHATE, THE CLEANER YIELDING A PH IN WATER OF NOT OVER 2.5.
Inventors
- 👤 Bernard Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:40
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/39; C11D3/3942
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-05 | 1976-06-05 | 1976-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-05 | 1980-06-05 | 1980-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-05 | 1984-06-05 | 1984-12-05 | $7700.00 | Window Closed / Lapsed |