Patent US2846738A successfully refreshed from Google Patents.
US2846738A
Expired / Lapsed
US
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Foldable seating assemblage
Assignee: BERLIN CHAPMAN Co
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Filing: 1954-07-16
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Granted: 1958-08-12
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Expires: 1974-07-16
Abstract
No abstract record available.
Inventors
- 👤 Robert S Walworth
- 👤 Namur Norman F De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:48
CPC Classifications
E; E04; E04H; E04H3/00; E04H3/10; E04H3/12; E04H3/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US350031A
Cited
US363483A
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US1345344A
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US2183056A
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US2205624A
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US2483758A
Cited
US2706835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |