Patent US2511104A successfully refreshed from Google Patents.
Patent US2685703A successfully refreshed from Google Patents.
US2685703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toothbrush
Assignee: Individual
•
Filing: 1949-04-27
•
Granted: 1954-08-10
•
Expires: 1969-04-27
Abstract
No abstract record available.
Inventors
- 👤 Edward F Dellenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:49
CPC Classifications
A; A46; A46B; A46B9/00; A46B9/02; A46B9/026; A46B5/00; A46B5/002; A46B5/0025; A46B5/0054; A46B5/0058; A46B9/04; A46B2200/00; A46B2200/10; A46B2200/1066
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US229823A
Cited
GB190929592A
Cited
US1091291A
Cited
US1285815A
Cited
US1466723A
Cited
US1894509A
Cited
US1928328A
Cited
US2254365A
Cited
US2445657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-09 | 1958-02-08 | 1958-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-09 | 1962-02-08 | 1962-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-09 | 1966-02-08 | 1966-08-10 | $7700.00 | Window Closed / Lapsed |