US2368102A
Expired / Lapsed
US
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Apparatus and method for the treatment of rubber of rubberlike materials
Assignee: BOWMAN GUM Inc
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Filing: 1942-10-05
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Granted: 1945-01-30
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Expires: 1962-10-05
Abstract
No abstract record available.
Inventors
- 👤 Bowman Jacob Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:03
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/02; B29B7/06; B29B7/10; B29B7/18; B29B7/183; B01; B01F; B01F35/00; B01F35/90; B01F35/95; B29B7/22; B29B7/26; B29B7/263; Y; Y10; Y10S; Y10S241/00; Y10S241/31; Y10S528/00; Y10S528/931
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) | 1948-01-30 | 1948-07-31 | 1949-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-30 | 1952-07-31 | 1953-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-30 | 1956-07-31 | 1957-01-30 | $7700.00 | Window Closed / Lapsed |