US2879960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mountings for record changer units
Assignee: Garrard Eng & Manufacturing Co Ltd
•
Filing: 1954-08-03
•
Granted: 1959-03-31
•
Expires: 1974-08-03
Abstract
No abstract record available.
Inventors
- 👤 Mortimer Edmund Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:10
CPC Classifications
G; G11; G11B; G11B33/00; G11B33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US865610A
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US924341A
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US2021506A
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US2048744A
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US2059153A
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US2144566A
Cited
US2507806A
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US2524462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |