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US2551600A
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US
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Pressure-sensitive adhesive
Assignee: Industrial Tape Corp
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Filing: 1948-11-10
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Granted: 1951-05-08
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Expires: 1968-11-10
Abstract
No abstract record available.
Inventors
- 👤 William E Holland
- 👤 Pike Charles Olson
- 👤 Emanuel S Voutetakis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:20
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/30; C09J7/38; Y; Y10; Y10T; Y10T428/00; Y10T428/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
FOR AN ADHESIVE TAPE, A PRESSURE-SENSITIVE ADHESIVE MASS CONSISTING OF A COHESIVE CONSTITUENT INCLUDING A CURED COPOLYMER OF ISOBUTYLENE AND FROM ABOUT TWO TO ABOUT FIFTEEN PER CENT BY WEIGHT OF A BUTADIENE, SAID MASS ALSO CONSISTING OF, ON A WEIGHT BASIS, FROM ABOUT TEN TO ABOUT FORTY-SIX PER CENT COMPATIBLE RESIN UP TO ABOUT THIRTY FIVE PER CENT OF COMPATIBLE PLASTICIZER, AND UP TO ABOUT FIFTY PER CENT FILLER, SAID COPOLYMER BEING CURED TO THE RANGE PROVIDING SUBSTANTIALLY MINIMUM PLASTICITY CONSISTENT WITH A SOLUBILITY OF THE ORDER OF ABOUT TWENTY PER CENT IN STRAIGHT ALIPHATIC SOLVENT OF THE NORMAL HEPTANE TYPE.
Claim 2
Dependent Claim
102 words
FOR AN ADHESIVE TAPE, A PRESSURE-SENSITIVE ADHESIVE MASS CONSISTING OF A COHESIVE CONSTITUENT INCLUDING A CURED COPOLYMER OF ISOBUTYLENE AND FROM ABOUT TWO TO ABOUT FIFTEEN PER CENT BY WEIGHT OF A BUTADIENE, SAID MASS ALSO CONSISTING OF, ON A WEIGHT BASIS, FROM ABOUT TEN TO ABOUT FORTY-SIX PER CENT COMPATIBLE RESIN UP TO ABOUT THIRTY FIVE PER CENT OF COMPATIBLE PLASTICIZER, AND UP TO ABOUT FIFTY PER CENT FILLER, SAID COPOLYMER BEING CURED TO THE RANGE PROVIDING SUBSTANTIALLY MINIMUM PLASTICITY CONSISTENT WITH A SOLUBILITY OF THE ORDER OF ABOUT TWENTY PER CENT IN STRAIGHT ALIPHATIC SOLVENT OF THE NORMAL HEPTANE TYPE.
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) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |