Patent US3230672A successfully refreshed from Google Patents.
US3230672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dressing appliance
Assignee: Individual
•
Filing: 1963-05-28
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Granted: 1966-01-25
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Expires: 1983-05-28
Abstract
No abstract record available.
Inventors
- 👤 Frederick B Anthon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:32
CPC Classifications
B; B24; B24D; B24D11/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
62 words
A POLISHING SHEET COMPRISING A MESH FABRIC HAVING INTERSTICES, A LAYER OF STABILIZED LATEX BONDING MATERIAL ON ONE SIDE OF SAID FABRIC AND PARTLY IN THE INTERSTICES OF SAID FABRIC AND GRIT PARTICLES EMBEDDED IN SAID BONDING MATERIAL AND YIELDINGLY SUPPORTED THEREBY, THE PARTICLES BEING PREPONDERANTLY CHARACTERIZED BY HAVING FLAT PLANE FACETS THEREON AND BY BEING ORIENTED TO PRESENT SAID FLAT PLANE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |