Patent US3531103A successfully refreshed from Google Patents.
US3531103A
Expired / Lapsed
US
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Fabric handling
Assignee: Emhart Enterprises Corp
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Filing: 1967-06-21
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Granted: 1970-09-29
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Expires: 1987-06-21
Abstract
No abstract record available.
Inventors
- 👤 Richard R Walton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:27
CPC Classifications
D; D05; D05B; D05B33/00; D05B33/006; A; A41; A41H; A41H43/00; A41H43/005; B; B29; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2031/00; B29K2031/04; B29K2105/00; B29K2105/0085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1334451A
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US2819075A
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US2819076A
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US3097760A
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US3079147A
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US3168307A
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US3260520A
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US3291480A
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US3386396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-28 | 1974-03-30 | 1974-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-28 | 1978-03-30 | 1978-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-28 | 1982-03-30 | 1982-09-29 | $7700.00 | Window Closed / Lapsed |