US3045321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrading devices and method of making them
Assignee: Buckbee Mears Co
•
Filing: 1955-04-15
•
Granted: 1962-07-24
•
Expires: 1975-04-15
Abstract
No abstract record available.
Inventors
- 👤 Hugh L Mcdermott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:43
CPC Classifications
C; C23; C23F; C23F1/00; C23F1/02; C23F1/04; B; B23; B23D; B23D73/00; B24; B24D; B24D11/00; B24D11/001; B24D11/003; Y; Y10; Y10T; Y10T407/00; Y10T407/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US43658A
Cited
US94503A
Cited
US507071A
Cited
US852873A
Cited
US927249A
Cited
US1329088A
Cited
US1177326A
Cited
US1314450A
Cited
US1802793A
Cited
US1784866A
Cited
US2058912A
Cited
US2203200A
Cited
US2143063A
Cited
US2255269A
Cited
US2369960A
Cited
US2480354A
Cited
US2440963A
Cited
US2498982A
Cited
US2552455A
Cited
US2708376A
Cited
US2705765A
Cited
US2663821A
Cited
US2762149A
Cited
US2739047A
Cited
US2762035A
Cited
US2810190A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |