USD250022S
Expired / Lapsed
US
⏱️ 0.0 years remaining
Keyboard enclosure for data processing equipment
Assignee: International Business Machines Corp
•
Filing: 1977-04-07
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Granted: 1978-10-24
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Expires: 1997-04-07
Abstract
No abstract record available.
Inventors
- 👤 Charles Anthony Pycha
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:00
CPC Classifications
—
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
13 words
The ornamental design for a keyboard enclosure for data processing equipment, as shown.
References Cited (Backward Citations)
USD244863S
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-10-23 | 1982-04-24 | 1982-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-10-23 | 1986-04-24 | 1986-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-10-23 | 1990-04-24 | 1990-10-24 | $7700.00 | Window Closed / Lapsed |