US2691803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window structure
Assignee: B & G Manufacturing Co
•
Filing: 1952-01-19
•
Granted: 1954-10-19
•
Expires: 1972-01-19
Abstract
No abstract record available.
Inventors
- 👤 Paul T Keebler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:43
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/04; E06B3/06; E06B3/24; E06B3/26; E06B3/2605; E06B2003/2615
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1579848A
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FR627502A
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US1672418A
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US1823514A
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CH160706A
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US2186458A
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US2200568A
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US2321118A
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US2402247A
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US2365378A
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US2568130A
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US2578470A
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CH282005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |