US2206816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Side arm equipped glassware
Assignee: TAMWORTH ASSOCIATES Inc
•
Filing: 1937-09-13
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Granted: 1940-07-02
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Expires: 1957-09-13
Abstract
No abstract record available.
Inventors
- 👤 William T Levitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:49
CPC Classifications
B; B01; B01L; B01L3/00; B01L3/56; B01L3/567; C; C03; C03B; C03B23/00; C03B23/20; C03B23/207; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86558; Y10T137/86566; Y10T137/86863; Y10T137/86871
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) | 1943-07-02 | 1944-01-01 | 1944-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-02 | 1948-01-01 | 1948-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-02 | 1952-01-01 | 1952-07-02 | $7700.00 | Window Closed / Lapsed |