US2015056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making bituminous emulsions
Assignee: L R MACKENZIE Inc
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Filing: 1933-08-28
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Granted: 1935-09-24
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Expires: 1953-08-28
Abstract
No abstract record available.
Inventors
- 👤 Joe L Barnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:02
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/80; B29B7/801; B01; B01F; B01F23/00; B01F23/40; B01F23/49; B29B7/30; B29B7/34; B29B7/38; B29B7/40; B29B7/42; B29B7/58; B29B7/72; B29B7/726; B29B7/74; B29B7/7476; B29B7/748; B29B7/82; B29B7/826; Y; Y10; Y10S; Y10S516/00; Y10S516/924; Y10S516/925
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) | 1938-09-23 | 1939-03-25 | 1939-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-09-23 | 1943-03-25 | 1943-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-09-23 | 1947-03-25 | 1947-09-24 | $7700.00 | Window Closed / Lapsed |