US3790484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fragrance-imparting laundering composition
Assignee: BLALOCK E
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Filing: 1972-01-18
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Granted: 1974-02-05
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Expires: 1992-01-18
Abstract
Abstract RESIDUAL FRAGRANCE IS IMPARTED TO LAUNDERED FABRIC ARTICLES BY ADDING TO SUCH ARTICLES IN COURSE OF LAUNDERING AND DURING OR AT THE INCEPTION OF FINAL RINSE AN AQUEOUS COMPOSITION COMPRISING A FRAGRANT OIL, A CATIONIC AGENT SUCH AS A DIALKYL FATTY QUANTERNARY AMMONIUM HALIDE, AN ORGSNIC AMINE BASE, AND A NON-IONIC DETERGENT.
Inventors
- 👤 R Blair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:06
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/50
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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |