US2850528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Certificate of correction
Assignee: —
•
Filing: —
•
Granted: 1958-09-02
•
Expires: 1975-09-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:57
CPC Classifications
C; C07; C07C; C07C323/00; C07C323/50; C07C323/51; C07C323/52; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A STABLE WHITE SOLID WHICH IS AN ALPHA-METALLO-METALLIC ACETATE ESSENTIALLLY FREE OF OTHER ORGANO-METALLIC COMPOUNDS AND CONTAINING TWO CARBON ATOMS WHEREIN THE ALPHA-METALLO ELEMENT IS SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS, ALKALINE EARTH METALS AND ZINC.
Claim 2
Dependent Claim
38 words
A STABLE WHITE SOLID WHICH IS AN ALPHA-METALLO-METALLIC ACETATE ESSENTIALLLY FREE OF OTHER ORGANO-METALLIC COMPOUNDS AND CONTAINING TWO CARBON ATOMS WHEREIN THE ALPHA-METALLO ELEMENT IS SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS, ALKALINE EARTH METALS AND ZINC.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |