Patent US1413663A successfully refreshed from Google Patents.
US1413663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making mats
Assignee: Mechanical Rubber Co
•
Filing: 1920-05-06
•
Granted: 1922-04-25
•
Expires: 1940-05-06
Abstract
No abstract record available.
Inventors
- 👤 William J Kent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:57
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B29; B29D; B29D99/00; B29D99/0057; B26D; B26D3/00; B26D3/003; Y; Y10; Y10S; Y10S264/00; Y10S264/70; Y10T; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0457; Y10T83/0524; Y10T83/0577; Y10T83/202; Y10T83/209
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1925-04-24 | 1925-10-24 | 1926-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-04-24 | 1929-10-24 | 1930-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-04-24 | 1933-10-24 | 1934-04-25 | $7700.00 | Window Closed / Lapsed |