US2938494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for solder coating
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1952-11-01
•
Granted: 1960-05-31
•
Expires: 1972-11-01
Abstract
No abstract record available.
Inventors
- 👤 Roy W Wampler
- 👤 Charles M Browne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:55
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/66; E06B3/673; E06B3/67326; E06B3/67334; B; B23; B23K; B23K3/00; C; C03; C03C; C03C27/00; C03C27/06; C03C27/08; C23; C23C; C23C2/00; H; H01; H01B; H01B1/00; E06B3/67365; E06B3/67369
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US246820A
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US1827667A
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US2233622A
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US2225778A
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US2293822A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |