US2694846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for cutting semiplastic bodies
Assignee: Internationella Siporex AB
•
Filing: 1952-03-31
•
Granted: 1954-11-23
•
Expires: 1972-03-31
Abstract
No abstract record available.
Inventors
- 👤 Olsson Karl Gustav
- 👤 Goransson Rolf Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:03
CPC Classifications
B; B28; B28B; B28B11/00; B28B11/14; B28B11/145; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/869; Y10T83/8821
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US548821A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-22 | 1958-05-24 | 1958-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-22 | 1962-05-24 | 1962-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-22 | 1966-05-24 | 1966-11-23 | $7700.00 | Window Closed / Lapsed |