US3515326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting of steel bars
Assignee: MASARA SAITO
•
Filing: 1968-05-17
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Granted: 1970-06-02
•
Expires: 1988-05-17
Abstract
No abstract record available.
Inventors
- 👤 Tadashi Saito
- 👤 Masaya Saito
- 👤 Masaru Saito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:53
CPC Classifications
B; B23; B23D; B23D31/00; B23D31/002; B23D21/00; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325; Y10T225/371; Y10T225/379; Y10T225/386
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1187384A
Cited
US1704872A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |