US3551025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Highly flexible reflex reflecting constructions
Assignee: 3M Co
•
Filing: 1969-03-28
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Granted: 1970-12-29
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Expires: 1989-03-28
Abstract
No abstract record available.
Inventors
- 👤 Wallace Karl Bingham
- 👤 Robert C Vanstrum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:19
CPC Classifications
B; B32; B32B; B32B3/00; B32B3/26; B32B3/30; C; C08; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/10; C08G18/12; B32B5/00; B32B5/02; D; D06; D06Q; D06Q1/00; D06Q1/10; G; G02; G02B; G02B5/00; G02B5/12; G02B5/126; G02B5/128; B32B2307/00; B32B2307/40; B32B2307/412; B32B2307/70; B32B2307/702
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) | 1973-12-28 | 1974-06-29 | 1974-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-28 | 1978-06-29 | 1978-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-28 | 1982-06-29 | 1982-12-29 | $7700.00 | Window Closed / Lapsed |