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US2544667A Expired / Lapsed US ⏱️ 0.0 years remaining

Werner-type chromium compounds as laminating and coating compositions

Assignee: EIDP Inc
•
Filing: 1946-04-27
•
Granted: 1951-03-13
•
Expires: 1966-04-27
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Abstract

No abstract record available.

Inventors

  • 👤 Max T Goebel
  • 👤 Ralph K Iler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:08
CPC Classifications
C; C04; C04B; C04B12/00; C07; C07F; C07F11/00; C07F11/005; C09; C09C; C09C1/00; C09C1/34; C09J; C09J5/00; C09J5/02; C01; C01P; C01P2006/00; C01P2006/40; C09J2400/00; C09J2400/10; C09J2400/14; C09J2400/146; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31536

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 141 words
A LAMINATED ARTICLE WITH LAMINAE OF GLASS BONDED WITH AN ALKYLOL-CONDENSATION POLYMER AND A COMPLEX COMPOUND OF THE WERNER TYPE CONSISTING OF A MONOCARBOXYLIC FUNCTIONAL ACIDO GROUP MADE UP OF A CARBOXYL RADICAL JOINED TO A GROUP OF THE CLASS CONSISTING OF PRIMARY ALCOHOL, PHENOL AND UREA GROUPS, THE ACIDO GROUP BEING COORDINATED, THROUGH THE CARBOXYL RADICAL, WITH A NUCLEAR TRIVALENT CHROMIUM ATOM, THE COMPLEX ALSO CONTAINING ADDITIONAL COORDINATED NUCLEAR TRIVALENT CHROMIUM, THE VALENCE AND COORDINATION POSITIONS OF ALL THE NUCLEAR CHROMIUM ATOMS, OTHER THAN THOSE POSITIONS OCCUPIED BY COORDINATED FUNCTIONAL ACIDO GROUPS, BEING OCCUPIED BY GROUPS SELECTED FROM THE CLASS CONSISTING OF AQUO GROUPS, HYDROXYL, AND MONOVALENT NEGATIVE GROUPS WHICH ARE ANIONS OF MONOBASIC ACIDS, AND THE TOTAL NUMBER OF NUCLEAR TRIVALENT CHROMIUM ATOMS WITHIN THE COMPLEX BEING FROM ONE TO TEN TIMES THE NUMBER OF COORDINATED FUNCTIONAL ACIDO GROUPS.
Claim 2
Dependent Claim 141 words
A LAMINATED ARTICLE WITH LAMINAE OF GLASS BONDED WITH AN ALKYLOL-CONDENSATION POLYMER AND A COMPLEX COMPOUND OF THE WERNER TYPE CONSISTING OF A MONOCARBOXYLIC FUNCTIONAL ACIDO GROUP MADE UP OF A CARBOXYL RADICAL JOINED TO A GROUP OF THE CLASS CONSISTING OF PRIMARY ALCOHOL, PHENOL AND UREA GROUPS, THE ACIDO GROUP BEING COORDINATED, THROUGH THE CARBOXYL RADICAL, WITH A NUCLEAR TRIVALENT CHROMIUM ATOM, THE COMPLEX ALSO CONTAINING ADDITIONAL COORDINATED NUCLEAR TRIVALENT CHROMIUM, THE VALENCE AND COORDINATION POSITIONS OF ALL THE NUCLEAR CHROMIUM ATOMS, OTHER THAN THOSE POSITIONS OCCUPIED BY COORDINATED FUNCTIONAL ACIDO GROUPS, BEING OCCUPIED BY GROUPS SELECTED FROM THE CLASS CONSISTING OF AQUO GROUPS, HYDROXYL, AND MONOVALENT NEGATIVE GROUPS WHICH ARE ANIONS OF MONOBASIC ACIDS, AND THE TOTAL NUMBER OF NUCLEAR TRIVALENT CHROMIUM ATOMS WITHIN THE COMPLEX BEING FROM ONE TO TEN TIMES THE NUMBER OF COORDINATED FUNCTIONAL ACIDO GROUPS.

References Cited (Backward Citations)

GB114189A Cited
US1964696A Cited
US1889383A Cited
US2215429A Cited
US2054489A Cited
US2091683A Cited
US2281752A Cited
US2271228A Cited
US2273040A Cited
US2356161A Cited
US2374657A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-03-12 1954-09-11 1955-03-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-03-12 1958-09-11 1959-03-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-03-12 1962-09-11 1963-03-13 $7700.00 Window Closed / Lapsed

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