US2626879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of removing deposits containing lead compounds
Assignee: Individual
•
Filing: 1950-06-12
•
Granted: 1953-01-27
•
Expires: 1970-06-12
Abstract
No abstract record available.
Inventors
- 👤 Lazar Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:18
CPC Classifications
C; C23; C23G; C23G1/00; C23G1/24; C23G1/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A METHOD OF REMOVING DEPOSITS CONTAINING LEAD COMPOUNDS FROM METAL PARTS, SAID METHOD COMPRISING CONTACTING THE DEPOSIT-CARRYING METAL PARTS WITH AN AQUEOUS SOLUTION OF AMMONIUM ACETATE.
Claim 2
Independent Claim
26 words
A METHOD OF REMOVING DEPOSITS CONTAINING LEAD COMPOUNDS FROM METAL PARTS, SAID METHOD COMPRISING CONTACTING THE DEPOSIT-CARRYING METAL PARTS WITH AN AQUEOUS SOLUTION OF AMMONIUM ACETATE.
References Cited (Backward Citations)
US1918817A
Cited
US2181553A
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US2264766A
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US2408931A
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US2476823A
Cited
US2465228A
Cited
US2523956A
Cited
US2508215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |