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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
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:08
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)
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Cited
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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 |