US3495960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parallel aligned abrasive filaments in a synthetic resin bond
Assignee: Individual
•
Filing: 1966-02-07
•
Granted: 1970-02-17
•
Expires: 1986-02-07
Abstract
No abstract record available.
Inventors
- 👤 Hermann J Schladitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:24
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/14; C09K3/1409; B; B24; B24D; B24D18/00; B24D7/00; B24D99/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1152935A
Cited
US1877651A
Cited
US2189340A
Cited
US2232389A
Cited
US3024392A
Cited
US3141050A
Cited
US3359145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |