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US2730358A
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Manifold form feeding and hold-down mechanism
Assignee: BONNAR VAWTER Inc
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Filing: 1952-09-23
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Granted: 1956-01-10
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Expires: 1972-09-23
Abstract
No abstract record available.
Inventors
- 👤 John M Riordan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:35
CPC Classifications
B; B41; B41J; B41J11/00; B41J11/26; B41J11/30; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1956
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1708022A
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US1986180A
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GB435459A
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US2100535A
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US2179156A
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US2258799A
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US2286084A
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FR974061A
Cited
US2448292A
Cited
US2633354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-09 | 1959-07-11 | 1960-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-09 | 1963-07-11 | 1964-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-09 | 1967-07-11 | 1968-01-10 | $7700.00 | Window Closed / Lapsed |