Patent US3072952A successfully refreshed from Google Patents.
US3072952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scouring pad
Assignee: Individual
•
Filing: 1960-10-17
•
Granted: 1963-01-15
•
Expires: 1980-10-17
Abstract
No abstract record available.
Inventors
- 👤 Irwin W Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 10:15
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A SCOURING PAD COMPRISING A BODY OF FIBROUS SCOURING MATERIAL ENCLOSING A FIRM DRIED CENTRAL CORE COMPOSED ESSENTIALLY OR AN INITIALLY SEMI-SOLID MIXTURE OF GRANULAR VEGETABLE MATERIAL AND LIQUIFIED SOAP, THE DRIED CORE
Claim 2
Dependent Claim
33 words
A SCOURING PAD COMPRISING A BODY OF FIBROUS SCOURING MATERIAL ENCLOSING A FIRM DRIED CENTRAL CORE COMPOSED ESSENTIALLY OR AN INITIALLY SEMI-SOLID MIXTURE OF GRANULAR VEGETABLE MATERIAL AND LIQUIFIED SOAP, THE DRIED CORE
References Cited (Backward Citations)
CA452240A
Cited
US2735721A
Cited
GB194454A
Cited
US1697499A
Cited
US1686864A
Cited
US1878250A
Cited
US1924974A
Cited
US2125099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |