Patent US2813635A successfully refreshed from Google Patents.
US2813635A
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US
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Adjustable shelf structure
Assignee: General Electric Co
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Filing: 1953-12-21
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Granted: 1957-11-19
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Expires: 1973-12-21
Abstract
No abstract record available.
Inventors
- 👤 Frank A Schumacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:53
CPC Classifications
A; A47; A47B; A47B49/00; A47B49/004; F; F25; F25D; F25D25/00; F25D25/02; F25D25/027; F25D25/04; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/94; Y10S411/945; Y10S411/946
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US353419A
Cited
US699889A
Cited
US1270350A
Cited
US1160108A
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US1589847A
Cited
US2157400A
Cited
US2182003A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |