DE968669C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
cleaning supplies
Assignee: California Research LLC
•
Filing: 1952-09-13
•
Granted: 1958-03-20
•
Expires: 1972-09-13
Abstract
No abstract record available.
Inventors
- 👤 Irving E Levine
- 👤 Allen H Lewis
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 04:53
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/22; C11D1/14; C11D1/143; C11D1/29; C11D1/37; C11D17/00; C11D17/06; C11D3/00; C11D3/02; C11D3/04; C11D3/046; C11D3/16; C11D3/34; C11D3/3418; C11D3/37; C11D3/3746; C11D3/378
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.