US1905748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass drawing apparatus
Assignee: PPG Industries Inc
•
Filing: 1932-03-12
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Granted: 1933-04-25
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Expires: 1952-03-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Redshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:44
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/02; C03B33/0215; B; B65; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/061; B65G49/068; B65G2249/00; B65G2249/04; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/304
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) | 1936-04-24 | 1936-10-24 | 1937-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-04-24 | 1940-10-24 | 1941-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-04-24 | 1944-10-24 | 1945-04-25 | $7700.00 | Window Closed / Lapsed |