US3517896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magazine with readily removable cartridges
Assignee: Bell and Howell Co
•
Filing: 1967-04-24
•
Granted: 1970-06-30
•
Expires: 1987-04-24
Abstract
No abstract record available.
Inventors
- 👤 Fred G Kral
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:13
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/321; G03B21/323
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1267017A
Cited
US2561503A
Cited
US3139788A
Cited
US3342431A
Cited
US3383156A
Cited
US3346210A
Cited
US3342541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |