US2955822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transport apparatus
Assignee: International Business Machines Corp
•
Filing: 1957-12-23
•
Granted: 1960-10-11
•
Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Harold P Wicklund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:53
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/07; G06K13/077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US534298A
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US1286714A
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US2101268A
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US2033320A
Cited
US2170489A
Cited
US2406006A
Cited
GB642300A
Cited
US2638342A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |