Patent US3700524A successfully refreshed from Google Patents.
Patent US2984555A successfully refreshed from Google Patents.
US2984555A
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Mounted points
Assignee: Saint Gobain Abrasives Inc
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Filing: 1958-04-09
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Granted: 1961-05-16
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Expires: 1978-04-09
Abstract
No abstract record available.
Inventors
- 👤 Fred L Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:11
CPC Classifications
B; B24; B24D; B24D5/00; B24D5/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A SMALL SIZED MOUNTED POINT COMPRISING A SPINDLE HAVING A SHANK PORTION AND A ROUGHENED TOOL PORTION, A HOMOGENEOUS ABRASIVE GRINDING TIP PORTION INTEGRAL WITH SAID TOOL PORTION, SAID GRINDING TIP PORTION FORMING THE SOLE GRINDING ELEMENT OF THE TOOL PORTION AND CONSISTING OF A FLAME SPRAYED COATING DEPOSITED IN SITU ON SAID TOOL PORTION AND FORMING THE ENTIRE GRINDING SURFACE THEREOF, AND SAID GRINDING TIP HAVING AS AN ABRASIVE THEREIN A MAJOR PROPORTION OF FUSED CRYSTALLINE GAMMA ALUMINUM OXIDE.
Claim 2
Dependent Claim
80 words
A SMALL SIZED MOUNTED POINT COMPRISING A SPINDLE HAVING A SHANK PORTION AND A ROUGHENED TOOL PORTION, A HOMOGENEOUS ABRASIVE GRINDING TIP PORTION INTEGRAL WITH SAID TOOL PORTION, SAID GRINDING TIP PORTION FORMING THE SOLE GRINDING ELEMENT OF THE TOOL PORTION AND CONSISTING OF A FLAME SPRAYED COATING DEPOSITED IN SITU ON SAID TOOL PORTION AND FORMING THE ENTIRE GRINDING SURFACE THEREOF, AND SAID GRINDING TIP HAVING AS AN ABRASIVE THEREIN A MAJOR PROPORTION OF FUSED CRYSTALLINE GAMMA ALUMINUM OXIDE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |