US2859489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible insulation
Assignee: Union Stock Yard and Transit Co
•
Filing: 1957-02-06
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Granted: 1958-11-11
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Expires: 1977-02-06
Abstract
No abstract record available.
Inventors
- 👤 Wilard L Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:28
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/78; E04B1/80; F; F16; F16L; F16L59/00; F16L59/02; F16L59/029; Y; Y10; Y10S; Y10S220/00; Y10S220/918; Y10S220/92; Y10T; Y10T428/00; Y10T428/24; Y10T428/24025; Y10T428/24174
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2222782A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |