Patent US5157934A successfully refreshed from Google Patents.
Patent US2093640A successfully refreshed from Google Patents.
US2093640A
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Composite molded product and method and apparatus for making same
Assignee: Richardson Co
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Filing: 1935-09-05
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Granted: 1937-09-21
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Expires: 1955-09-05
Abstract
No abstract record available.
Inventors
- 👤 Millenaar Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:09
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/02; F16H55/06; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044; Y10T156/1052; Y10T156/1062; Y10T156/1074; Y10T156/1075; Y10T156/12; Y10T156/13; Y10T156/1317; Y10T156/1322; Y10T29/00; Y10T29/49; Y10T29/49462; Y10T29/49467; Y10T29/49478; Y10T428/00; Y10T428/21; Y10T428/211; Y10T428/24; Y10T428/24479; Y10T428/24777; Y10T428/249921; Y10T428/249922
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) | 1940-09-20 | 1941-03-22 | 1941-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-20 | 1945-03-22 | 1945-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-20 | 1949-03-22 | 1949-09-21 | $7700.00 | Window Closed / Lapsed |