Patent US3137107A successfully refreshed from Google Patents.
US3137107A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Buffing mops
Assignee: Imperial Chemical Industries Ltd
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Filing: 1962-09-17
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Granted: 1964-06-16
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Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 Buteux Richard Harold Barclay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:11
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/20; B; B24; B24D; B24D13/00; B24D13/02; B24D13/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A BUFFING MOP COMPRISING A STACK OF CIRCULAR PIECES OF A BIAXIALLY ORIENTED FILM MADE FROM A SYNTHETIC ORGANIC THERMOPLASTIC MATERIAL, EACH OF SAID PIECES OF FILM HAVING A CENTRAL HOLE THEREIN ADAPTED FOR THE PASSAGE OF A MOUNTING SPINDLE THERETHROUGH, AND MEANS BINDING SAID PIECES TOGETHER ABOUT SAID CENTRAL HOLE.
Claim 2
Dependent Claim
51 words
A BUFFING MOP COMPRISING A STACK OF CIRCULAR PIECES OF A BIAXIALLY ORIENTED FILM MADE FROM A SYNTHETIC ORGANIC THERMOPLASTIC MATERIAL, EACH OF SAID PIECES OF FILM HAVING A CENTRAL HOLE THEREIN ADAPTED FOR THE PASSAGE OF A MOUNTING SPINDLE THERETHROUGH, AND MEANS BINDING SAID PIECES TOGETHER ABOUT SAID CENTRAL HOLE.
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |