US3432018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Type bar assembly for typewriters
Assignee: Brother Industries Ltd
•
Filing: 1967-06-19
•
Granted: 1969-03-11
•
Expires: 1987-06-19
Abstract
No abstract record available.
Inventors
- 👤 Tomoyoshi Watanabe
- 👤 Yukio Hishida
- 👤 Takashi Hirata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:01
CPC Classifications
B; B41; B41J; B41J1/00; B41J1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US640699A
Cited
US2044550A
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US2305763A
Cited
US2629478A
Cited
US2895584A
Cited
US3101141A
Cited
US3308916A
Cited
US3247941A
Cited
US3286806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |