USD271102S
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual disk drive
Assignee: Apple Inc
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Filing: 1981-08-24
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Granted: 1983-10-25
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Expires: 2001-08-24
Abstract
No abstract record available.
Inventors
- 👤 Jerrold C. Manock
- 👤 James R. Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:42
CPC Classifications
—
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
13 words
The ornamental design for a dual disk drive, substantially as shown and described.
References Cited (Backward Citations)
USD266426S
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-10-24 | 1987-04-25 | 1987-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-10-24 | 1991-04-25 | 1991-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-10-24 | 1995-04-25 | 1995-10-25 | $7700.00 | Window Closed / Lapsed |