Patent US3345745A successfully refreshed from Google Patents.
Patent US2344457A successfully refreshed from Google Patents.
US2344457A
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Assignee: Chicago Printed String Co
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Filing: 1942-06-27
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Granted: 1944-03-14
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Expires: 1962-06-27
Abstract
No abstract record available.
Inventors
- 👤 Adolph G Christ
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:35
CPC Classifications
D; D04; D04H; D04H3/00; D04H3/02; D04H3/04; D04H1/00; D04H1/40; D04H1/58; D04H1/593; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24132; Y10T428/24479; Y10T428/24612; Y10T428/24628; Y10T428/24653; Y10T428/24802; Y10T428/24851; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/249941
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-03-14 | 1947-09-13 | 1948-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-03-14 | 1951-09-13 | 1952-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-03-14 | 1955-09-13 | 1956-03-14 | $7700.00 | Window Closed / Lapsed |