US2434600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal grinding fixture
Assignee: Individual
•
Filing: 1946-03-05
•
Granted: 1948-01-13
•
Expires: 1966-03-05
Abstract
No abstract record available.
Inventors
- 👤 Helge N Swenson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:15
CPC Classifications
B; B24; B24B; B24B53/00; B24B53/12; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17291; Y10T279/17316; Y10T279/17324; Y10T279/17333; Y10T279/17411; Y10T279/17418; Y10T279/17427; Y10T409/00; Y10T409/30; Y10T409/30868; Y10T409/30896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-12 | 1951-07-14 | 1952-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-12 | 1955-07-14 | 1956-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-12 | 1959-07-14 | 1960-01-13 | $7700.00 | Window Closed / Lapsed |