US2449284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine tool adapter
Assignee: Individual
•
Filing: 1946-03-29
•
Granted: 1948-09-14
•
Expires: 1966-03-29
Abstract
No abstract record available.
Inventors
- 👤 Edward A Dorman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:08
CPC Classifications
B; B23; B23Q; B23Q3/00; B23Q3/12; Y; Y10; Y10T; Y10T279/00; Y10T279/34; Y10T279/3406; Y10T279/3418; Y10T403/00; Y10T403/67
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189614550A
Cited
GB191401305A
Cited
US1104044A
Cited
GB156088A
Cited
US1657987A
Cited
US1730482A
Cited
US1774050A
Cited
US2258377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |