Patent US2046153A successfully refreshed from Google Patents.
US2212221A
Expired / Lapsed
US
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Metal window with metal weather strips
Assignee: SUBURBAN BRONZE WORKS Inc
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Filing: 1939-05-16
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Granted: 1940-08-20
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Expires: 1959-05-16
Abstract
No abstract record available.
Inventors
- 👤 Alexander Milton
- 👤 Wiesler Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:11
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/22; E06B7/232; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4453
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-08-20 | 1944-02-19 | 1944-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-08-20 | 1948-02-19 | 1948-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-08-20 | 1952-02-19 | 1952-08-20 | $7700.00 | Window Closed / Lapsed |