US2613467A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: E O BORGLIN Co
•
Filing: 1948-06-18
•
Granted: 1952-10-14
•
Expires: 1968-06-18
Abstract
No abstract record available.
Inventors
- 👤 Ernest O Borglin
- 👤 Harry D Mackenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:46
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/06; Y; Y10; Y10S; Y10S493/00; Y10S493/944
Claims Analysis
Total Claims: 0
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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) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |