US2355853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of holding diamonds for drilling
Assignee: General Electric Co
•
Filing: 1942-03-16
•
Granted: 1944-08-15
•
Expires: 1962-03-16
Abstract
No abstract record available.
Inventors
- 👤 Foxon Henry James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:33
CPC Classifications
B; B24; B24B; B24B9/00; B24B9/02; B24B9/06; B24B9/16; B24B9/161; Y; Y10; Y10S; Y10S228/00; Y10S228/903; Y10S269/00; Y10S269/909; Y10S279/00; Y10S279/907; Y10S29/00; Y10S29/029; Y10S411/00; Y10S411/918; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T29/49812; Y10T408/00; Y10T408/03; Y10T408/55; Y10T408/561; Y10T408/5623
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-08-15 | 1948-02-14 | 1948-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-15 | 1952-02-14 | 1952-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-15 | 1956-02-14 | 1956-08-15 | $7700.00 | Window Closed / Lapsed |