US2453262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck
Assignee: Gleason Works
•
Filing: 1946-04-01
•
Granted: 1948-11-09
•
Expires: 1966-04-01
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:16
CPC Classifications
B; B23; B23F; B23F23/00; B23F23/02; B23F23/06; B23B; B23B31/00; B23B31/40; B23B31/4006; B23B31/4033; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1004; Y10T279/1008; Y10T279/17; Y10T279/17411; Y10T279/17478; Y10T279/34; Y10T279/3493
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1441284A
Cited
US1611439A
Cited
US1830649A
Cited
US1930669A
Cited
US2277816A
Cited
US2376594A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |