Patent US3488892A successfully refreshed from Google Patents.
US3488892A
Expired / Lapsed
US
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Abrasive saw
Assignee: Saint Gobain Abrasives Inc
•
Filing: 1967-08-31
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Granted: 1970-01-13
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Expires: 1987-08-31
Abstract
No abstract record available.
Inventors
- 👤 Robert L Benner
- 👤 Thomas C Traceski
- 👤 Robert H Berry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:13
CPC Classifications
B; B24; B24D; B24D5/00; B24D5/12; B24D5/126; B24D18/00; B24D18/0018; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9265; Y10S428/932; Y10T; Y10T428/00; Y10T428/12; Y10T428/12007; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12493; Y10T428/12639
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3281996A
Cited
US3205624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |