US3015593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods and composition for producing a phosphate coating on zinc metal
Assignee: Individual
•
Filing: 1960-10-04
•
Granted: 1962-01-02
•
Expires: 1980-10-04
Abstract
No abstract record available.
Inventors
- 👤 Jayne John Phillip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:48
CPC Classifications
C; C23; C23C; C23C22/00; C23C22/05; C23C22/06; C23C22/07; C23C22/08; C23C22/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
IN A COMPOSITION FOR COATING ZINC METAL CONSISTING ESSENTIALLY OF:
Claim 2
Dependent Claim
10 words
IN A COMPOSITION FOR COATING ZINC METAL CONSISTING ESSENTIALLY OF:
References Cited (Backward Citations)
US2528787A
Cited
US2859145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |