US1145654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making convexed or concaved bodies of felt or other flexible substances.
Assignee: Individual
•
Filing: 1914-02-02
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Granted: 1915-07-06
•
Expires: 1934-02-02
Abstract
No abstract record available.
Inventors
- 👤 David W Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:00
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/06; A61F13/063; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49995; Y10T83/00; Y10T83/04; Y10T83/0405; Y10T83/0419; Y10T83/0424; Y10T83/343
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) | 1918-07-05 | 1919-01-04 | 1919-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-07-05 | 1923-01-04 | 1923-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-07-05 | 1927-01-04 | 1927-07-06 | $7700.00 | Window Closed / Lapsed |