US4898598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound and method for polishing stone
Assignee: Superior Granite and Marble Restoration Inc
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Filing: 1988-10-27
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Granted: 1990-02-06
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Expires: 2008-10-27
Abstract
Abstract The present invention relates to a compound and method for polishing stone wherein the compound is a mixture of metallic oxides, a resin and a pre-prepared gel which compound is utilized in conjunction with sandpaper of varying grits to provide a smooth high-gloss finish to the cut, rough-edged stone or marble.
Inventors
- 👤 Manuel Zapata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:02
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/14; C09K3/1454; C09K3/1463; B; B24; B24D; B24D3/00; B24D3/001; B24D3/002; B24D3/34; B24D3/346
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
22 words
A compound for polishing stone comprising a mixture of aluminum and stannous metallic oxides, a natural resin wax and a pre-prepared gel.
Claim 2
Dependent Claim
22 words
A compound for polishing stone comprising a mixture of aluminum and stannous metallic oxides, a natural resin wax and a pre-prepared gel.
Claim 3
Dependent Claim
17 words
A compound for polishing stone in accordance with claim 4 wherein the natural resin is dammar wax.
Claim 4
Dependent Claim
23 words
A compound for polishing stone in accordance with claim 1 wherein the pre-prepared gel is a mixture of methylcellulose, propylene glycol and water.
Claim 5
Dependent Claim
16 words
A compound for polishing stone in accordance with claim wherein the propylene glycol is 1,2-propylene glycol.
Claim 6
Dependent Claim
39 words
A compound for polishing stone in accordance with claim 3 wherein the pre-prepared gel comprises a mixture of one (1) quart of propylene glycol, six point seven (6.7) ounces of methylcellulose, and four and one-half (41/2) gallons of water.
Claim 7
Dependent Claim
38 words
A compound for polishing stone in accordance with claim 1, wherein the mixture further comprises one (1) part stannous oxide, three (3) parts aluminum oxide, one (1) part dammar resin and one point five (1.5) parts pre-prepared gel.
Claim 8
Dependent Claim
24 words
A compound for polishing stone comprising a mixture of alumioum and stannous metallic oxides, a natural resin wax, a pre-prepared gel and an oxalate.
Claim 9
Dependent Claim
24 words
A compound for polishing stone comprising a mixture of alumioum and stannous metallic oxides, a natural resin wax, a pre-prepared gel and an oxalate.
Claim 10
Dependent Claim
16 words
A compound for polishing stone in accordance with claim 7, wherein the oxalate is sodium oxalate.
Claim 11
Dependent Claim
43 words
A compound for polishing stone in accordance with claim 7 wherein the mixture further comprises one (1) part stannous oxide, three (3) parts aluminum oxide, one (1) part dammar resin, one point five (1.5) parts pre-prepared gel, and one (1) part sodium oxalate.
References Cited (Backward Citations)
US3615305A
Cited
US3745029A
Cited
US4354871A
Cited
JPS59182870A
Cited
US4696697A
Cited
US4645561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-02-05 | 1993-08-07 | 1994-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-02-05 | 1997-08-07 | 1998-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-02-05 | 2001-08-07 | 2002-02-06 | $7700.00 | Window Closed / Lapsed |