US3417082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel chemical compounds and syntheses
Assignee: Polaroid Corp
•
Filing: 1965-08-16
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Granted: 1968-12-17
•
Expires: 1985-08-16
Abstract
No abstract record available.
Inventors
- 👤 Lloyd D Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:35
CPC Classifications
C; C07; C07D; C07D263/00; C07D263/52; C07D263/54; C07D263/58; C07D235/00; C07D235/02; C07D235/04; C07D235/24; C07D235/30; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/82; C07D293/00; C07D293/02; C07D293/04; C07D293/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB880653A
Cited
US3076721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |