US2910959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for impregnating articles
Assignee: AT&T Inc
•
Filing: 1955-01-13
•
Granted: 1959-11-03
•
Expires: 1975-01-13
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Drom
- 👤 Robert J Reinebach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:10
CPC Classifications
H; H01; H01G; H01G13/00; H01G13/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1315763A
Cited
US577671A
Cited
US1594124A
Cited
US1604230A
Cited
US1818976A
Cited
US2009232A
Cited
US2120816A
Cited
US2207186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |