Patent US1559830A successfully refreshed from Google Patents.
Patent US3211602A successfully refreshed from Google Patents.
US3211602A
Expired / Lapsed
US
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Polytrifluorocarbon adhesive comprising an alpha-carboxymethylacrylate copolymer reacted with an epoxy and a polyamino-polyamide resin
Assignee: Individual
•
Filing: 1961-05-05
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Granted: 1965-10-12
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Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 Harold R Horstman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:08
CPC Classifications
C; C09; C09J; C09J177/00; C09J177/06; C09J177/08; C09J133/00; C09J133/04; C09J133/06; C09J133/10; C09J133/12; C09J163/00; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/14; C08L63/00; C08L79/00; C08L79/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
THE METHOD OF JOINING CHLOROTRIFLUOROETHYLENE POLYMERS AND COPOLYMERS TO THEMSELVES AND OTHER MATERIAL COMPRISING APPLYING TO THE SURFACES TO BE JOINED COATINGS OF THE CONDENSATION PRODUCT OF A 5:1 MIXTURE OF METHYLMETHACRYLATE AND A CARBOXYMETYLACRYLATE YIELDING AN AVERAGE POLYMERIC UNIT CHAIN HAVING THE FORMULA:
Claim 2
Independent Claim
44 words
THE METHOD OF JOINING CHLOROTRIFLUOROETHYLENE POLYMERS AND COPOLYMERS TO THEMSELVES AND OTHER MATERIAL COMPRISING APPLYING TO THE SURFACES TO BE JOINED COATINGS OF THE CONDENSATION PRODUCT OF A 5:1 MIXTURE OF METHYLMETHACRYLATE AND A CARBOXYMETYLACRYLATE YIELDING AN AVERAGE POLYMERIC UNIT CHAIN HAVING THE FORMULA:
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-11 | 1969-04-12 | 1969-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-11 | 1973-04-12 | 1973-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-11 | 1977-04-12 | 1977-10-12 | $7700.00 | Window Closed / Lapsed |