US2889588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal window structure
Assignee: BETTY S SPICKLEMIRE
•
Filing: 1953-05-18
•
Granted: 1959-06-09
•
Expires: 1973-05-18
Abstract
No abstract record available.
Inventors
- 👤 Russell A Gillespie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:06
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4446; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2211473A
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US2187490A
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US2270348A
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US2375553A
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US2608277A
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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) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |