US3352955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of bonding a polyurethane resin to a metal surface having a cured epoxy resin coating
Assignee: Bayer Corp
•
Filing: 1962-03-05
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Granted: 1967-11-14
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Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth A Pigott
- 👤 Jr William Archer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:01
CPC Classifications
C; C08; C08G; C08G18/00; B; B29; B29C; B29C65/00; B29C65/02; B29C65/44; B29C65/48; B29C65/4805; B29C65/483; B29C65/4835; B29C66/00; B29C66/70; B29C66/71; B29C66/712; B29C66/74; B29C66/742; B32; B32B; B32B15/00; B32B15/04; B32B15/08; B32B27/00; C08G18/06; C08G18/08; C08G18/10; C08G18/28; C08G18/65; C09; C09J; C09J163/00; B29C66/7422; B29C66/7428; B29C66/74281; B29C66/74283; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31522; Y10T428/31551; Y10T428/31605
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2801199A
Cited
US2829984A
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US2874389A
Cited
US2923035A
Cited
US2990379A
Cited
US3042545A
Cited
US3057746A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |