US3405944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universally adaptable tape player having stereo loudspeakers
Assignee: Individual
•
Filing: 1965-11-18
•
Granted: 1968-10-15
•
Expires: 1985-11-18
Abstract
No abstract record available.
Inventors
- 👤 Krechman David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:58
CPC Classifications
H; H04; H04R; H04R5/00; H04R5/02; B; B60; B60R; B60R7/00; B60R7/08; B60R7/088; B60R11/00; B60R11/02; B60R11/0217; H04R1/00; H04R1/02; H04R1/026; H04R2205/00; H04R2205/021; H04R2499/00; H04R2499/10; H04R2499/13; Y; Y10; Y10S; Y10S224/00; Y10S224/929
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |