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US3014783A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for waterproofing soluble salts and compositions containing such salts

Assignee: Wyeth Holdings LLC
•
Filing: 1959-10-26
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Granted: 1961-12-26
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Expires: 1979-10-26
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Abstract

No abstract record available.

Inventors

  • 👤 Guy B Young

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 21:21
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/18; C06B45/30; C06B45/32; B; B01; B01J; B01J2/00; B01J2/30; C05; C05C; C05C1/00; C05C1/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 224 words
AS A NEW COMPOSITION OF MATTER, WATER SOLUBLE COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF UREA AND A SOLUBLE NITRATE IN THE FORM OF SMALL DISCRETE PARTICLES, EACH OF SAID PARTICLES BEING SUBSTANTIALLY COMPLETELY COVERED BY A THIN FILM OF A METAL RESINATE OVERLAID WITH A THIN FILM OF A GELLED HYDROCARBON LUBRICATING OIL CHARACTERIZED IN THAT THE GELLING AGENT IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF (1) A METAL SALT OF A FATTY ACID OF FROM EIGHT TO TWENTY TWO CARBON ATOMS, (2) DIMERS THEREOF, AND MIXTURES OF (1) AND (2), THE SAID METAL RESINATE BEING A MIXTURE OF A SALT OF WOOD ROSIN MODIFIED BY THE ADDITION OF 10-40% OF A MELTING POINT DEPRESSANT SELECTED FROM THE GROUP CONSISTING OF STEARIC ACID, TALL OIL PITCH, PARAFFIN WAX, 12-HYDROXYSTEARIN, TALL OIL, ABIETIC ACID, SAPINIC ACID, PIMARIC ACID, AND THE ANHYDRIDES OF SAID ACIDS, STEARIC ACID BEING A NECESSARY INGREDIENT USED IN 5-15% BY WEIGHT OF SAID METAL RESINATE FILM, AND A METAL SELECTED FROM THE GROUP CONSISTING OF BARIUM, STRONTIUM AND ZINC, THERE BEING PRESENT 0.5 TO 2.0% OF SAID MODIFIED WOOD ROSIN BASED ON SAID WATER SOLUBLE COMPOUND, FROM 1 TO 8% OF THE SAID GELLED HYDROCARBON LUBRICATING OIL BEING PRESENT, BASED ON THE WEIGHT OF SAID WATER SOLUBLE COMPOUND, SAID COMPOSITION BEING CHARACTERIZED BY RESISTANCE TO DISSOLUTION IN WATER.
Claim 2
Dependent Claim 224 words
AS A NEW COMPOSITION OF MATTER, WATER SOLUBLE COMPOUNDS SELECTED FROM THE GROUP CONSISTING OF UREA AND A SOLUBLE NITRATE IN THE FORM OF SMALL DISCRETE PARTICLES, EACH OF SAID PARTICLES BEING SUBSTANTIALLY COMPLETELY COVERED BY A THIN FILM OF A METAL RESINATE OVERLAID WITH A THIN FILM OF A GELLED HYDROCARBON LUBRICATING OIL CHARACTERIZED IN THAT THE GELLING AGENT IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF (1) A METAL SALT OF A FATTY ACID OF FROM EIGHT TO TWENTY TWO CARBON ATOMS, (2) DIMERS THEREOF, AND MIXTURES OF (1) AND (2), THE SAID METAL RESINATE BEING A MIXTURE OF A SALT OF WOOD ROSIN MODIFIED BY THE ADDITION OF 10-40% OF A MELTING POINT DEPRESSANT SELECTED FROM THE GROUP CONSISTING OF STEARIC ACID, TALL OIL PITCH, PARAFFIN WAX, 12-HYDROXYSTEARIN, TALL OIL, ABIETIC ACID, SAPINIC ACID, PIMARIC ACID, AND THE ANHYDRIDES OF SAID ACIDS, STEARIC ACID BEING A NECESSARY INGREDIENT USED IN 5-15% BY WEIGHT OF SAID METAL RESINATE FILM, AND A METAL SELECTED FROM THE GROUP CONSISTING OF BARIUM, STRONTIUM AND ZINC, THERE BEING PRESENT 0.5 TO 2.0% OF SAID MODIFIED WOOD ROSIN BASED ON SAID WATER SOLUBLE COMPOUND, FROM 1 TO 8% OF THE SAID GELLED HYDROCARBON LUBRICATING OIL BEING PRESENT, BASED ON THE WEIGHT OF SAID WATER SOLUBLE COMPOUND, SAID COMPOSITION BEING CHARACTERIZED BY RESISTANCE TO DISSOLUTION IN WATER.

References Cited (Backward Citations)

US1648861A Cited
GB359163A Cited
US2413491A Cited
US2399987A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-12-25 1965-06-26 1965-12-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-12-25 1969-06-26 1969-12-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-12-25 1973-06-26 1973-12-26 $7700.00 Window Closed / Lapsed

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