US2801131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gauthier
Assignee: —
•
Filing: —
•
Granted: 1957-07-30
•
Expires: 1974-07-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:18
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/16; A47K10/18; A47K10/22; A47K10/24; A47K10/32; A47K10/34; A47K10/38; A47K10/3836; Y; Y10; Y10S; Y10S242/00; Y10S242/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |