Patent US1906786A successfully refreshed from Google Patents.
US1906786A
Expired / Lapsed
US
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Leer loader
Assignee: Hazel Atlas Glass Co
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Filing: 1931-04-03
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Granted: 1933-05-02
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Expires: 1951-04-03
Abstract
No abstract record available.
Inventors
- 👤 Samuel B Bowman
- 👤 Stenhouse Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:37
CPC Classifications
C; C03; C03B; C03B35/00; C03B35/04; C03B35/06; C03B35/10
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) | 1936-05-01 | 1936-10-31 | 1937-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-01 | 1940-10-31 | 1941-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-01 | 1944-10-31 | 1945-05-02 | $7700.00 | Window Closed / Lapsed |