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US3007818A Expired / Lapsed US ⏱️ 0.0 years remaining

Protective coatings on metals

Assignee: —
•
Filing: 1958-03-31
•
Granted: 1961-11-07
•
Expires: 1978-03-31
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 09:09
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/05; C23C22/06; C23C22/24; C23C22/33; C23C22/07

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 48 words
A COATING COMPOSITION TO PROVIDE A PROTECTIVE COATING ON BASE METALS SAID COMPOSITION BEING A PASTE COMPRISING ABOUT 0.001 TO ABOUT 0.1 MOLE PER LITER OF PHYTATE ION DISPERSED IN A WAX-LIKE HYDROPHILIC BASE, SAID COMPOSITION HAVING A PH IN THE RANGE FROM ABOUT 2.5 TO ABOUT 2.8.
Claim 2
Dependent Claim 48 words
A COATING COMPOSITION TO PROVIDE A PROTECTIVE COATING ON BASE METALS SAID COMPOSITION BEING A PASTE COMPRISING ABOUT 0.001 TO ABOUT 0.1 MOLE PER LITER OF PHYTATE ION DISPERSED IN A WAX-LIKE HYDROPHILIC BASE, SAID COMPOSITION HAVING A PH IN THE RANGE FROM ABOUT 2.5 TO ABOUT 2.8.

References Cited (Backward Citations)

US2138295A Cited
US2250472A Cited
US2313276A Cited
US2482728A Cited
US2691035A Cited
US2750400A Cited
US2815360A Cited
US2846343A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-11-06 1965-05-08 1965-11-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-11-06 1969-05-08 1969-11-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-11-06 1973-05-08 1973-11-07 $7700.00 Window Closed / Lapsed

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