JPS5228546A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Retainer agent or flocculating agent based on polyacrylamide
Assignee: BASF SE
•
Filing: 1976-08-27
•
Granted: —
•
Expires: 1996-08-27
Abstract
No abstract record available.
Inventors
- 👤 Merutsueru Yarosurafu
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-02 13:19
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/34; D21H17/41; D21H17/44; D21H17/45; C; C02; C02F; C02F1/00; C02F1/52; C02F1/54; C08; C08L; C08L33/00; C08L33/02; C08L33/04; C08L33/14; C08L33/24; C08L33/26; D21F; D21F1/00; D21F1/66; D21F1/82; D21H17/42; D21H17/43
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.