Patent US3022870A successfully refreshed from Google Patents.
US3022870A
Expired / Lapsed
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Adherent sealer film
Assignee: 3M Co
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Filing: 1957-03-18
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Granted: 1962-02-27
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Expires: 1977-03-18
Abstract
No abstract record available.
Inventors
- 👤 Paul C John
- 👤 Richard R Pettit
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:26
CPC Classifications
C; C08; C08G; C08G75/00; C08G75/02; C08G75/04; C08G75/045; C08K; C08K5/00; C08K5/04; C08K5/14; C08L; C08L81/00; C09; C09J; C09J181/00; C09J181/04; C09J7/00; C09J7/10; F; F16; F16B; F16B19/00; F16B19/008; F16B5/00; F16B5/04; C09J2481/00; Y; Y10; Y10S; Y10S285/00; Y10S285/915; Y10T; Y10T403/00; Y10T403/47; Y10T403/471; Y10T403/472; Y10T428/00; Y10T428/249921; Y10T428/249923; Y10T428/31504; Y10T428/31678; Y10T428/31692
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
THE METHOD OF MAKING A THIN POLYMERIC FILM PRODUCT CAPABLE OF FORMING AN ADHERENT, SOLVENT-RESISTANT AND PRESSURE-RESISTANT SEAL WHEN INSERTED FAYING SURFACES IN MAKING A RIVETED SEAM BETWEEN METAL PANELS,
Claim 2
Independent Claim
30 words
THE METHOD OF MAKING A THIN POLYMERIC FILM PRODUCT CAPABLE OF FORMING AN ADHERENT, SOLVENT-RESISTANT AND PRESSURE-RESISTANT SEAL WHEN INSERTED FAYING SURFACES IN MAKING A RIVETED SEAM BETWEEN METAL PANELS,
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |