US2905259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tubular speaker housing
Assignee: JOSEPH D CARRABINO
•
Filing: 1957-05-31
•
Granted: 1959-09-22
•
Expires: 1977-05-31
Abstract
No abstract record available.
Inventors
- 👤 Ashe William James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:14
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/32; H04R1/323
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR564750A
Cited
US1819627A
Cited
US1761745A
Cited
US1844014A
Cited
GB447749A
Cited
FR791032A
Cited
US2385279A
Cited
GB622828A
Cited
DE856899C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |