Patent US1998060A successfully refreshed from Google Patents.
US1998060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating apparatus
Assignee: Owens Corning Intellectual Capital LLC
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Filing: 1932-07-18
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Granted: 1935-04-16
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Expires: 1952-07-18
Abstract
No abstract record available.
Inventors
- 👤 Seibt Georg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:52
CPC Classifications
B; B29; B29B; B29B7/00; B29B7/80; B29B7/88; B29B7/94; B29B7/945; C; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/5001
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) | 1938-04-15 | 1938-10-15 | 1939-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-04-15 | 1942-10-15 | 1943-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-04-15 | 1946-10-15 | 1947-04-16 | $7700.00 | Window Closed / Lapsed |