Patent US2873520A successfully refreshed from Google Patents.
US2873520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power driven shaver and hair trimmer
Assignee: Ronson Corp
•
Filing: 1956-03-14
•
Granted: 1959-02-17
•
Expires: 1976-03-14
Abstract
No abstract record available.
Inventors
- 👤 Schnapp James
- 👤 Werner Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:28
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/02; B26B19/04; B26B19/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2371242A
Cited
US2734266A
Cited
US2198118A
Cited
US2265305A
Cited
US2269358A
Cited
US2370544A
Cited
US2391695A
Cited
US2661531A
Cited
US2670534A
Cited
US2694251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |