US3501334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor blades
Assignee: Gillette Co LLC
•
Filing: 1966-03-16
•
Granted: 1970-03-17
•
Expires: 1986-03-16
Abstract
No abstract record available.
Inventors
- 👤 Francis Edward Flaherty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:41
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/18; B; B05; B05D; B05D5/00; B05D5/08; B05D5/083; B26; B26B; B26B21/00; B26B21/54; B26B21/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1732244A
Cited
US2131505A
Cited
US2531731A
Cited
US3378367A
Cited
US3071856A
Cited
US3203829A
Cited
US3378360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |