US2663533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment assembly for live boxes
Assignee: Individual
•
Filing: 1949-09-30
•
Granted: 1953-12-22
•
Expires: 1969-09-30
Abstract
No abstract record available.
Inventors
- 👤 Edward W Keiser
- 👤 Andrew F Kieser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:12
CPC Classifications
A; A01; A01K; A01K97/00; A01K97/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US161026A
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US409852A
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US657502A
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US741894A
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US785451A
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US933216A
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US1202761A
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US1439690A
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US2272569A
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US2493203A
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US2522255A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |