US2377177A
Expired / Lapsed
US
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Reflective vulcanizing chamber
Assignee: Rubatex Products Inc
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Filing: 1941-09-08
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Granted: 1945-05-29
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Expires: 1961-09-08
Abstract
No abstract record available.
Inventors
- 👤 Pfleumer Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:37
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/0227; B29C35/0233; B29C35/04; B29C67/00; B29C67/20; B29K; B29K2021/00; B29K2105/00; B29K2105/04; Y; Y10; Y10S; Y10S165/00; Y10S165/904; Y10T; Y10T428/00; Y10T428/12; Y10T428/12333; Y10T428/12361; Y10T428/1241; Y10T428/12493; Y10T428/12535; Y10T428/12625; Y10T428/12736; Y10T428/1275; Y10T428/12757; Y10T428/12771; Y10T428/12861; Y10T428/12896; Y10T428/12903
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) | 1948-05-28 | 1948-11-27 | 1949-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-05-28 | 1952-11-27 | 1953-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-05-28 | 1956-11-27 | 1957-05-29 | $7700.00 | Window Closed / Lapsed |