← Back to Patent Explorer
US3240713A Expired / Lapsed US ⏱️ 0.0 years remaining

Wood flour rug cleaning composition

Assignee: Individual
•
Filing: 1962-08-02
•
Granted: 1966-03-15
•
Expires: 1982-08-02
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Benjamin M Hulsh

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 08:02
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0031; C11D3/43

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 170 words
A NON-STAINING CLEANING COMPOSITION FOR RUGS AND OTHER PILE FABRICS CONSISTING ESSENTIALLY OF THE FOLLOWING INGREDIENTS IN SUBSTANTIALLY THE PROPORTIONS STATED BY WEIGHT OF THE TOTAL COMPOSITION: WOOD FLOUR - 18 TO 35 PERCENT; AN OXIDIZING BLEACHING AGENT SELECTED FROM THE GROUP CONSISTING OF SODIUM PERBORATE, HYDROGEN PEROXIDE AND AMMONIUM, POTASSIUM AND SODIUM PERSULFATE TO BLEACH THE WOOD FLOUR IN SITU AND RENDER IT FREE OF NATURALLY OCCURRING COLOR BODIES WHICH MIGHT STAIN THE FABRIC BEING CLEANED - 0.20 TO 1.0 PERCENT; WATER - 25 TO 70 PERCENT; VOLATILE LOW BOILING SOLVENT SELECTED FROM THE GROUP CONSISTING OF NAPHTHA, MINERAL SPIRITS, STODDARD SOLVENT, TRICHLOROETHYLENE, CARBON TETRACHLORIDE, 1,1,1TRICHLORO ETHANE AND TETRA CHLORO ETHYELENE AND MIXTURES THEREOF - 10 TO 40 PERCENT; AN ORGANIC EMULSIFIER SURFACTANT SELECTED FROM THE GROUP CONSISTING OF NON-IONIC AND NON-SOAP ANIONIC ORGANIC SYNTHETIC DETERGENTS - 0.25 TO 1.0 PERCENT; AND AN ALKALINE DETERGENT SALT SELECTED FROM THE GROUP CONSISTING OF TRISODIUM PHOSPHATE, TETRA SODIUM PYROPHOSPHATE AND TETRA POSTASSIUM PYROPHOSPHATE AND MIXTURES THEREOF - 0.25 TO 1.0 PERCENT.
Claim 2
Dependent Claim 170 words
A NON-STAINING CLEANING COMPOSITION FOR RUGS AND OTHER PILE FABRICS CONSISTING ESSENTIALLY OF THE FOLLOWING INGREDIENTS IN SUBSTANTIALLY THE PROPORTIONS STATED BY WEIGHT OF THE TOTAL COMPOSITION: WOOD FLOUR - 18 TO 35 PERCENT; AN OXIDIZING BLEACHING AGENT SELECTED FROM THE GROUP CONSISTING OF SODIUM PERBORATE, HYDROGEN PEROXIDE AND AMMONIUM, POTASSIUM AND SODIUM PERSULFATE TO BLEACH THE WOOD FLOUR IN SITU AND RENDER IT FREE OF NATURALLY OCCURRING COLOR BODIES WHICH MIGHT STAIN THE FABRIC BEING CLEANED - 0.20 TO 1.0 PERCENT; WATER - 25 TO 70 PERCENT; VOLATILE LOW BOILING SOLVENT SELECTED FROM THE GROUP CONSISTING OF NAPHTHA, MINERAL SPIRITS, STODDARD SOLVENT, TRICHLOROETHYLENE, CARBON TETRACHLORIDE, 1,1,1TRICHLORO ETHANE AND TETRA CHLORO ETHYELENE AND MIXTURES THEREOF - 10 TO 40 PERCENT; AN ORGANIC EMULSIFIER SURFACTANT SELECTED FROM THE GROUP CONSISTING OF NON-IONIC AND NON-SOAP ANIONIC ORGANIC SYNTHETIC DETERGENTS - 0.25 TO 1.0 PERCENT; AND AN ALKALINE DETERGENT SALT SELECTED FROM THE GROUP CONSISTING OF TRISODIUM PHOSPHATE, TETRA SODIUM PYROPHOSPHATE AND TETRA POSTASSIUM PYROPHOSPHATE AND MIXTURES THEREOF - 0.25 TO 1.0 PERCENT.

References Cited (Backward Citations)

CA556097A Cited
US879902A Cited
US2364608A Cited
US2435566A Cited
US2607738A Cited
US2773834A Cited
US3008903A Cited
US3101324A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-03-14 1969-09-13 1970-03-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-03-14 1973-09-13 1974-03-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-03-14 1977-09-13 1978-03-15 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag