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Patent US1983082A successfully refreshed from Google Patents.
US1983082A
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US
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Article of bonded granular material and method of making the same
Assignee: Saint Gobain Abrasives Inc
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Filing: 1930-06-19
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Granted: 1934-12-04
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Expires: 1950-06-19
Abstract
No abstract record available.
Inventors
- 👤 Wallace L Howe
- 👤 Richard H Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:15
CPC Classifications
B; B24; B24D; B24D3/00; B24D3/02; B24D3/04; B24D3/14; B24D3/18; B24D18/00; B24D3/20; B24D3/28; B24D3/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1937-12-03 | 1938-06-04 | 1938-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-12-03 | 1942-06-04 | 1942-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-12-03 | 1946-06-04 | 1946-12-04 | $7700.00 | Window Closed / Lapsed |