Patent US1729432A successfully refreshed from Google Patents.
US1729432A
Expired / Lapsed
US
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Case
Assignee: Clarcor Inc
•
Filing: 1927-10-03
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Granted: 1929-09-24
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Expires: 1947-10-03
Abstract
No abstract record available.
Inventors
- 👤 Knute G Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:32
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/67; B65D85/671; B65D85/672; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/238; Y10T225/239; Y10T225/244; Y10T225/246; Y10T225/247
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) | 1932-09-23 | 1933-03-25 | 1933-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-09-23 | 1937-03-25 | 1937-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-09-23 | 1941-03-25 | 1941-09-24 | $7700.00 | Window Closed / Lapsed |