Patent US3299507A successfully refreshed from Google Patents.
US3299507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposable cylindrical razor apparatus
Assignee: Individual
•
Filing: 1964-09-23
•
Granted: 1967-01-24
•
Expires: 1984-09-23
Abstract
No abstract record available.
Inventors
- 👤 Victor S Mistretta
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:54
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/08; B26B21/10; B26B21/54; B26B21/56
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1790546A
Cited
DE641901C
Cited
US1262536A
Cited
US2146783A
Cited
US2127881A
Cited
US2307471A
Cited
GB526677A
Cited
US2501987A
Cited
FR924166A
Cited
US2565062A
Cited
US3109237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |