US2747259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a ring having embedded metal inserts therein
Assignee: Baker and Co Inc
•
Filing: 1952-04-23
•
Granted: 1956-05-29
•
Expires: 1972-04-23
Abstract
No abstract record available.
Inventors
- 👤 Brioux Uleric Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:01
CPC Classifications
A; A44; A44C; A44C27/00; A44C9/00; B; B21; B21D; B21D53/00; B21D53/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49588; Y10T29/4959; Y10T29/49593
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |