US2535281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust collector
Assignee: Super Mold Corp of California
•
Filing: 1948-06-22
•
Granted: 1950-12-26
•
Expires: 1968-06-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin A Glynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:51
CPC Classifications
B; B29; B29B; B29B17/00; B29B17/02; B29B17/0206; B29K; B29K2021/00; B29K2105/00; B29K2105/06; B29K2105/065; B29L; B29L2030/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/62; Y10; Y10S; Y10S29/00; Y10S29/086
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |