US3205157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic radiation polymerization
Assignee: North American Aviation Corp
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Filing: 1962-03-13
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Granted: 1965-09-07
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Expires: 1982-03-13
Abstract
No abstract record available.
Inventors
- 👤 James J Licari
- 👤 Philip C Crepeau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:01
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/68; C08G59/72; C08G59/686
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A METHOD FOR EFFECTING POLYMERIZATION OF EPOXY RESINS COMPRISING THE STEPS OF MIXING WITH SAID EPOXY RESIN THE PHOTOSENSITIVE COMPOUND ARYL DIAZONIUM FLUOROBORATE SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS HAVING THE FORMULA:
Claim 2
Independent Claim
33 words
A METHOD FOR EFFECTING POLYMERIZATION OF EPOXY RESINS COMPRISING THE STEPS OF MIXING WITH SAID EPOXY RESIN THE PHOTOSENSITIVE COMPOUND ARYL DIAZONIUM FLUOROBORATE SELECTED FROM THE GROUP CONSISTING OF COMPOUNDS HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |