US2313110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for filling cavities
Assignee: Individual
•
Filing: 1940-02-28
•
Granted: 1943-03-09
•
Expires: 1960-02-28
Abstract
No abstract record available.
Inventors
- 👤 Louis S Wertz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:36
CPC Classifications
B; B28; B28B; B28B23/00; B28B23/0081; C; C04; C04B; C04B28/00; C04B28/02; C04B28/04; C04B40/00; E; E04; E04G; E04G23/00; E04G23/02; E04G23/0203; E04G23/0211; C04B2111/00; C04B2111/00474; C04B2111/00663; C04B2111/00698; Y; Y10; Y10S; Y10S425/00; Y10S425/121
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) | 1946-03-08 | 1946-09-07 | 1947-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-03-08 | 1950-09-07 | 1951-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-03-08 | 1954-09-07 | 1955-03-09 | $7700.00 | Window Closed / Lapsed |