US2361860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1941-09-15
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Granted: 1944-10-31
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Expires: 1961-09-15
Abstract
No abstract record available.
Inventors
- 👤 Mason Elsie Joy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:15
CPC Classifications
A; A44; A44B; A44B9/00; Y; Y10; Y10T; Y10T24/00; Y10T24/13; Y10T24/1306; Y10T24/1309; Y10T24/46; Y10T24/4604; Y10T24/4664; Y10T24/4668; Y10T24/4671; Y10T24/468; Y10T24/4688; Y10T24/4689; Y10T24/4693; Y10T24/4695; Y10T24/4696
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) | 1947-10-31 | 1948-05-01 | 1948-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-10-31 | 1952-05-01 | 1952-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-10-31 | 1956-05-01 | 1956-10-31 | $7700.00 | Window Closed / Lapsed |