US3487748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coolant applicator for rotary metal cutting tools
Assignee: Contour Saws Inc
•
Filing: 1968-04-29
•
Granted: 1970-01-06
•
Expires: 1988-04-29
Abstract
No abstract record available.
Inventors
- 👤 Casper R Grage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:20
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/0009; B23Q1/0018; B23Q1/0027; B23Q1/0036; Y; Y10; Y10T; Y10T408/00; Y10T408/44; Y10T408/45; Y10T408/455; Y10T408/65; Y10T408/675; Y10T408/6779; Y10T409/00; Y10T409/30; Y10T409/303976; Y10T409/304032
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1195145A
Cited
US3421392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |